Zinc, Exercise and the Mysterious Metallic Taste in Your Mouth
What can changes in taste and smell tell us about mineral nutrition, strenuous exercise, growth and the body's capacity to adapt?
An interesting question raised by a metallic taste
Every so often, an athlete finishes an exceptionally hard effort and notices a strange metallic taste in the mouth. Some describe it as tasting blood, even though there is no obvious bleeding. It is a familiar experience among runners, cyclists and other endurance athletes, particularly following intense efforts that leave them breathing heavily.
One possibility worth investigating is the relationship between zinc deficiency and metallic taste, particularly in athletes whose nutritional reserves may already be under considerable pressure. Zinc plays an essential role in taste and smell, and my experience in sports medicine and rehabilitation has led me to question whether strenuous exercise might temporarily disturb zinc metabolism.
An article published by Let's Start With the Truth, entitled The Metal You Taste After a Hard Workout, prompted me to think more deeply about this phenomenon. The article discusses the possibility that the sensation arises from the considerable pressures placed on the lungs during strenuous exercise. One proposed explanation involves stress on the tiny blood vessels in the lungs, potentially allowing microscopic quantities of blood or blood-derived substances to reach the airways.
That is an interesting physiological explanation, and one that deserves consideration. However, I would like to propose another possibility, based on more than 50 years of experience as an athlete and as a practitioner working in sports medicine, injury prevention, treatment and rehabilitation.
Could the metallic taste sometimes be associated with disturbances in zinc metabolism, particularly in athletes whose nutritional reserves are already under considerable pressure?
I emphasise that this is a clinical hypothesis, not an established scientific conclusion. Nevertheless, it arises from observations accumulated over many years, including my work with hair tissue mineral analysis (HTMA), rather than from speculation alone.
Clinical observations accumulated over decades can provide the starting point for scientific investigation, even when the mechanism has yet to be established.
Zinc is involved in far more than taste
Zinc is one of those essential nutrients that rarely receives the attention it deserves. It participates in hundreds of enzyme systems and is required for normal growth, protein synthesis, wound healing, immune function, reproduction and the maintenance of healthy tissues. It also contributes to neurological function and the normal development and maintenance of our senses of taste and smell.
The body has no large, readily accessible storage depot for zinc comparable to the way it stores iron. Consequently, regular dietary intake is important, particularly during periods of growth, recovery from injury or illness, and sustained physical training. This does not mean that zinc becomes depleted every time we exercise. It does mean that the balance between supply, demand, absorption and losses deserves attention.
Taste and smell are especially interesting because they are closely connected. Much of what we describe as the flavour of food comes from its aroma. When someone loses their sense of smell, food may seem tasteless even when the tongue can still distinguish sweetness, saltiness, bitterness, sourness and savouriness.
Zinc deficiency is a recognised cause of impaired taste, and some people with taste disturbances improve when an underlying deficiency is corrected. A 2023 systematic review and meta-analysis of randomised controlled trials found evidence of improved taste function with zinc supplementation in certain groups, particularly those with zinc deficiency or otherwise unexplained taste disorders. The results are encouraging, although they do not establish zinc deficiency as the explanation for every disturbance of taste.
The many roles of zinc in the human body
Zinc is involved in an astonishing range of biological functions. The more we examine its activities, the easier it becomes to appreciate why inadequate zinc nutrition may have consequences extending well beyond the familiar symptoms of poor taste, impaired wound healing or reduced immunity.
Analytical Research Laboratories (ARL), the laboratory whose hair tissue mineral analysis services I have used extensively in my practice, provides a useful overview of zinc's functions. Its educational material identifies roles in growth, digestion, neurological development, reproduction, immunity and numerous metabolic processes.
Some of zinc's principal functions include:
Taste, smell and appetite: Supporting normal sensory function and contributing to appetite regulation.
Digestion: Participating in digestive enzyme activity, protein metabolism and normal gastrointestinal function.
Growth and development: Supporting cell division, DNA synthesis, protein production and the development of growing tissues.
Muscles and tissue repair: Contributing to protein synthesis, wound healing and recovery following injury or strenuous exercise.
Immune defence: Supporting immune-cell development, normal immune responses and the maintenance of protective barriers.
Brain and nervous system: Contributing to neurological development, neurotransmission and normal nerve-cell function.
Reproductive health: Supporting reproductive development, fertility and normal reproductive function in both sexes.
Hormonal and metabolic regulation: Participating in insulin storage and secretion and numerous enzyme-controlled metabolic processes.
Bone and connective tissue: Supporting skeletal growth, bone metabolism and normal tissue development.
Skin, hair and nails: Contributing to the growth, repair and maintenance of these tissues.
Blood and circulation: Supporting normal cellular function, blood formation and the integrity of tissues throughout the circulatory system.
Respiratory function: Contributing to carbonic anhydrase activity, an enzyme system involved in carbon dioxide transport and acid-base regulation.
Antioxidant protection: Supporting enzymes and proteins that help protect cells against oxidative damage.
Interactions with other minerals: Influencing the absorption, distribution and biological activity of nutrients such as copper and iron.
ARL also discusses the relationships between zinc and nutrients including magnesium, vitamins A, D, E and B6, and dietary protein. These relationships reinforce the importance of examining nutritional patterns rather than interpreting one mineral in isolation. Some of ARL's broader interpretations of mineral antagonism, mood and hair mineral patterns remain hypotheses or practitioner interpretations rather than established diagnostic conclusions.
When we consider all these functions together, it becomes easier to understand why I pay particular attention to zinc in highly trained athletes, growing children, pregnant women and people recovering from illness or injury. These are circumstances in which the body's requirements for growth, adaptation and repair may be considerable.
However, the point is not that every symptom can be traced to zinc deficiency. It is that zinc participates in a complex nutritional system, and its functions depend upon adequate supplies of many other essential nutrients.
Zinc is not an isolated remedy for poor health. It is one essential participant in the coordinated processes that allow the body to grow, defend itself, recover and remain healthy.
It is never just zinc: the orchestra of human nutrition
One of the most important lessons I have learned over more than 50 years working in health, rehabilitation and sports medicine is that we must resist the temptation to attribute complex health problems to a single nutrient. Zinc may be the focus of this discussion, but it does not work alone. Its functions depend on an intricate interplay with other minerals, vitamins, proteins, enzymes, hormones and numerous other substances that make human life possible.
Consider the relationship between zinc and copper. Both are essential, yet excessive zinc intake can interfere with copper absorption, potentially creating a deficiency in another mineral that is vital for iron metabolism, connective tissue development, neurological function and energy production. Zinc also interacts with iron metabolism, while calcium, magnesium, phosphorus and vitamin D contribute to the processes involved in skeletal growth and maintenance. These relationships are not simple, nor are they necessarily the same in every individual.
The same principle applies to the developing nervous system. Zinc contributes to normal neurological function, but so do iron, copper, magnesium, iodine, selenium, B vitamins, essential fatty acids, amino acids and adequate energy intake. No single nutrient can compensate for a diet that is deficient in several others.
This is especially important when considering children who are picky eaters, adolescents undergoing rapid growth, people with anorexia or bulimia, and young people developing conditions such as scoliosis. The question should never be simply whether they need more zinc. We must consider whether the entire nutritional foundation is adequate to support the extraordinary biological demands being placed upon their bodies.
My experience with hair tissue mineral analysis has reinforced this way of thinking. I look for patterns and relationships rather than treating an individual mineral reading as an isolated finding. The results provide clues, which must then be interpreted alongside the person's symptoms, diet, health history, stage of development and physiological demands. HTMA is not a direct measurement of cellular nutrient stores, nor can it establish the full nutritional picture on its own.
I often think of human nutrition as an orchestra. Zinc may be one of the important instruments, but it cannot produce the symphony by itself. The quality of the performance depends on the musicians working together, each playing their part at the appropriate time and in the correct relationship with the others.
The body does not heal, grow or maintain itself through the action of one nutrient. Health depends on the coordinated work of many nutrients within a complex and constantly adapting biological system.
This is why I favour a comprehensive, food-first approach to nutrition, supported by appropriate investigations when there is reason to suspect an imbalance. The objective is not to chase individual numbers or prescribe isolated supplements indefinitely. It is to understand what the body requires and create the conditions in which normal growth, repair and adaptation can take place.
The old zinc taste test
Some readers may remember the zinc taste test, which was popular among nutritional practitioners. A person would hold a dilute zinc sulphate solution in the mouth and describe the sensation. Some reported an immediate, strong and unpleasant metallic taste, whereas others reported little or nothing.
The underlying idea was that a person's ability to taste the solution might provide a clue about zinc status. There is a biological basis for investigating this relationship, and researchers have studied whether zinc taste acuity corresponds with dietary zinc intake and other measurements.
However, the test has important limitations. Research has not established it as a sufficiently accurate diagnostic test for marginal zinc deficiency. People vary in their perception of taste for numerous reasons, including oral health, medications and differences in sensory function.
Nevertheless, the historical interest in the test illustrates something worth remembering: zinc and taste perception have been linked in clinical research for many decades.
There is also an important distinction between tasting zinc sulphate placed directly in the mouth and experiencing a metallic taste spontaneously after strenuous exercise. The two sensations may involve overlapping sensory processes, but that does not establish that they have the same cause.
What I have observed in athletes
Over the years, I have worked with many competitive athletes, including people training at exceptionally high levels. Their bodies must continually adapt to the demands of exercise, recover from tissue damage, maintain immune defences and rebuild the structures required for performance.
In my HTMA work, I have repeatedly observed mineral patterns that lead me to question whether zinc metabolism is keeping pace with these demands. I have encountered similar questions in people experiencing rapid growth or other periods of substantial physiological change.
I do not interpret a zinc reading in isolation. The wider mineral pattern, mineral relationships, dietary intake, symptoms, training history and recovery all contribute to the assessment. HTMA may provide useful clues for further investigation, but hair zinc concentrations cannot, by themselves, establish the quantity of zinc available to the body's tissues or diagnose zinc deficiency.
There is also published research demonstrating that exercise can alter zinc measurements in the blood. A systematic review and meta-analysis by Chu, Petocz and Samman examined changes in plasma and serum zinc during recovery from aerobic exercise. These findings support the broader proposition that exercise influences zinc homeostasis, although they do not show that a metallic taste is caused by zinc depletion.
This brings me back to the athlete who finishes an exceptionally hard effort with a metallic taste in the mouth. We know that zinc is involved in taste function. We know that intense exercise can alter zinc distribution and metabolism. We also know that athletes can experience periods when nutritional intake struggles to keep pace with their physical demands.
It is reasonable to ask whether these observations are connected. What we do not yet know is whether the metallic sensation itself reflects an acute change in zinc availability, salivary chemistry or sensory function. That is the question I would like researchers to investigate.
Zinc is involved in taste perception, tissue repair, immune function and neurological development. Could strenuous exercise temporarily disturb the balance between zinc supply and demand?
COVID-19 and the loss of taste and smell
During the COVID-19 pandemic, many people experienced a sudden loss or distortion of smell, sometimes accompanied by changes in taste. Some recovered quickly, while others continued to experience unpleasant or altered smells for months.
Zinc's role in immune function makes this an interesting area of investigation. Zinc is involved in normal antiviral defences, and experimental studies have examined its influence on viral replication. It is therefore reasonable to ask whether poor zinc status might influence recovery in some people.
However, we should not overlook what researchers have learned about the infection itself. SARS-CoV-2 can affect supporting cells within the olfactory epithelium, disrupting the environment required for normal smell-receptor function. Inflammation and other changes may also contribute. These mechanisms provide a more direct explanation for COVID-associated smell loss than zinc deficiency alone.
My view is that nutritional status should remain part of the wider clinical assessment, particularly when recovery is prolonged or the person's diet has deteriorated. That is different from claiming that zinc deficiency is the principal cause of COVID-related loss of smell.
Pregnancy, rapid growth and changing tastes
Pregnancy provides another interesting example of the relationship between nutritional demands and sensory changes. Many women report that familiar foods suddenly taste unpleasant, that certain smells become intolerable, or that they develop a metallic taste in the mouth.
Pregnancy is also a period of substantial physiological adaptation. Maternal tissues develop, the placenta grows and the developing baby requires a continuing supply of essential nutrients, including zinc.
From a nutritional perspective, it makes sense to ensure that zinc intake is adequate. However, pregnancy-related nausea and changes in taste and smell have several possible explanations, including hormonal and neurological influences. We cannot assume that these symptoms indicate zinc deficiency.
Indeed, research involving pregnant women has found that failure to taste a dilute zinc sulphate solution did not reliably identify zinc deficiency. This is another reminder that a clinical observation may be interesting without being diagnostically specific.
Zinc and the developing nervous system
Zinc also has important functions in the developing brain. It contributes to normal cell growth, signalling between nerve cells and the activity of proteins involved in neurological development.
Researchers have investigated associations between zinc status and neurodevelopmental conditions, including autism. Some studies report differences in zinc concentrations or dietary intake among children with autism, but these findings are not sufficient to establish that zinc deficiency causes autism. Dietary selectivity, differences in nutrition and other factors can complicate interpretation.
The broader lesson is that zinc is essential to normal neurological development and function. Ensuring adequate nutrition during pregnancy and childhood is sensible, without attributing complex developmental conditions to a single mineral.
Disordered eating, zinc deficiency and the demands of growing bodies
One area where I believe zinc deserves considerably more attention is disordered eating, particularly among children and adolescents. Over the years, I have encountered young people whose diets have become increasingly restricted, sometimes through deliberate food avoidance and sometimes because they simply cannot tolerate, or have developed a strong dislike for, particular foods. Whatever the reason, the nutritional consequences can become significant, especially when the body is going through a period of rapid growth.
Zinc deficiency can interfere with taste and smell, reduce appetite and impair normal growth. This raises the possibility of a vicious cycle in some individuals. Poor nutritional intake contributes to inadequate zinc status, which may further reduce the enjoyment of food and make eating more difficult. The person then eats less, or restricts their diet even further. This is a biologically plausible cycle, although it would be a mistake to assume that zinc deficiency explains every case of disordered eating.
Anorexia and bulimia
Anorexia nervosa is a serious eating disorder involving restrictive eating and a range of psychological and physical disturbances. Zinc deficiency can develop as a consequence of inadequate food intake, and some of its effects, including poor appetite, impaired taste and changes in mood, may complicate recovery.
There is some interesting research in this area. A small randomised, double-blind, placebo-controlled trial involving 35 female inpatients with anorexia nervosa found that those receiving zinc supplementation gained weight more rapidly than those receiving a placebo. The findings suggest that zinc status deserves attention as part of nutritional rehabilitation, although larger studies are needed and zinc is not a treatment for the underlying eating disorder.
Bulimia nervosa presents a different set of difficulties. Episodes of binge eating and compensatory behaviours, including vomiting or laxative misuse, may contribute to nutritional disturbances, dehydration and electrolyte abnormalities. Zinc intake may also be inadequate in some individuals, particularly where eating patterns are highly irregular or restrictive. However, the evidence for zinc supplementation specifically treating bulimia is much less developed than that for anorexia.
In both conditions, the priority must be comprehensive medical, nutritional and psychological care. Nutritional investigations can complement this treatment, but must never delay it.
Picky eating in children and adolescents
Then there is the child whom everyone describes as a picky eater. Some children have a very limited range of acceptable foods. They may refuse meat, vegetables or unfamiliar textures, preferring a small selection of foods that provide plenty of energy but relatively little nutritional variety.
Parents are often reassured that the child will eventually grow out of it, and many do. However, persistent selective eating can sometimes lead to inadequate intakes of iron, zinc and other essential nutrients. Research into childhood picky eating has identified low zinc and iron intakes as particular nutritional concerns.
The situation deserves renewed attention during puberty. A child who has managed reasonably well on a restricted diet may suddenly enter a period of rapid growth, with increasing requirements for protein, energy and essential minerals. Zinc is particularly important during this stage because of its involvement in growth, sexual maturation, tissue development and numerous enzyme systems.
In my clinical experience, it is worth reviewing longstanding picky eating when an adolescent begins showing signs of poor recovery, fatigue, appetite changes or difficulties keeping pace with normal growth. The hormonal changes of puberty may complicate eating patterns, although there is insufficient evidence to conclude that puberty routinely makes picky eating worse.
A restricted diet that appears adequate during childhood may become nutritionally inadequate when the demands of puberty and rapid growth increase.
Could mineral nutrition be connected with scoliosis?
This brings me to another observation worth investigating: the relationship between nutritional status, rapid adolescent growth and scoliosis.
Adolescent idiopathic scoliosis is a three-dimensional curvature of the spine that commonly becomes apparent or progresses during the pubertal growth spurt. Its causes are complex and remain incompletely understood. Genetics, skeletal development, hormonal signalling, neurological factors and mechanical influences have all been investigated.
What interests me is that some research has identified differences in body composition, bone mineral density and certain nutritional markers among adolescents with scoliosis. Researchers have also examined zinc and other trace elements in adolescents with scoliosis, although findings have been inconsistent and do not establish zinc deficiency as a cause of spinal curvature.
Zinc is involved in bone growth, protein synthesis and tissue development, so it is reasonable to investigate its possible contribution. However, we must also consider calcium, magnesium, phosphorus, copper, vitamin D, protein, energy intake and the wider processes governing bone and connective tissue development.
In my rehabilitation work, I have encountered young people with scoliosis whose HTMA results have shown mineral patterns that lead me to question whether their nutritional status is keeping pace with the demands of growth. I have observed similar concerns among some young people with disordered eating or unusually restricted diets.
These observations do not establish that nutritional deficiencies cause scoliosis. They do, however, reinforce my view that a young person's nutritional history deserves attention, particularly when spinal curvature develops during a period of rapid growth.
I would be interested in whether the young person has a history of poor appetite, selective eating, inadequate protein intake, delayed growth or other signs of nutritional inadequacy. The objective is not to suggest that correcting zinc deficiency will straighten a curved spine. Scoliosis requires appropriate clinical assessment, monitoring and, where indicated, specialist treatment.
Rather, I believe we should ensure that the growing body has access to the full range of nutrients required for normal skeletal development, while recognising that scoliosis has multiple possible contributing factors.
What I have learned from rehabilitation and HTMA
Over more than 50 years working in rehabilitation, sports medicine and injury prevention, I have encountered young people with eating difficulties, poor nutritional status and problems involving growth and skeletal development. Some have presented with anorexia or bulimia, while others have simply been exceptionally picky eaters, sometimes becoming more restrictive during the rapid growth of puberty.
In my work with HTMA, I have observed mineral patterns that suggest possible disturbances in zinc metabolism among some of these individuals. I have also encountered similar patterns in young people with scoliosis.
These observations have led me to question whether inadequate zinc availability, particularly when combined with other nutritional deficiencies or imbalances, may contribute to difficulties with normal growth, appetite regulation and skeletal development.
There is published research supporting an association between zinc deficiency and eating disorders, particularly anorexia nervosa. Research has also investigated differences in trace element status, including zinc, among adolescents with idiopathic scoliosis. However, the findings are not sufficiently consistent to establish zinc deficiency as a cause of scoliosis.
My clinical observations do not prove causation either, but I believe they warrant further investigation. HTMA provides clues about mineral patterns over time, although it does not directly measure cellular zinc stores. Its value, in my experience, comes from interpreting these patterns alongside the person's dietary history, symptoms, stage of development and overall health.
When a young person presents with scoliosis, disordered eating or unusually restrictive food preferences, I believe a thorough nutritional assessment should be part of their wider clinical care. Where appropriate, I recommend considering HTMA as an additional investigation, alongside established medical assessments and laboratory tests.
When a growing child restricts their food choices, we should look beyond what they refuse to eat and ask whether their developing body is receiving what it needs.
The question I keep returning to is whether some of these young people are being asked to grow and develop without an adequate supply of the essential nutrients their bodies require.
What should we do when taste or smell becomes distorted?
A persistent change in taste or smell deserves attention, particularly when it is accompanied by loss of appetite, unexplained weight loss, repeated infections or poor recovery from illness.
I would begin by considering the person's diet, medical history, medications, oral and dental health, recent respiratory infections and general nutritional status. Zinc intake is one part of that assessment. Meat, shellfish, dairy products, eggs, legumes, nuts and seeds can all contribute dietary zinc, although the amount absorbed varies according to the food and the overall diet.
Where deficiency is suspected, appropriate clinical assessment and, when indicated, laboratory investigations are preferable to relying on a taste test or HTMA result alone. Excessive zinc supplementation is not harmless. Prolonged high intakes can interfere with copper absorption and potentially cause anaemia and neurological problems.
For athletes, I would also examine total energy intake, protein consumption, training load, recovery and the possibility that repeated hard training is exceeding the body's capacity to adapt.
Taking stock of your mineral nutrition with HTMA
If you wish to understand your mineral nutrition more thoroughly, I recommend considering a hair tissue mineral analysis (HTMA). This is a test I have used extensively over many years, including with competitive athletes, people recovering from illness and injury, and those experiencing periods of rapid growth or considerable physiological stress.
I regard HTMA as one of the more useful ways of taking a stocktake of an individual's mineral nutrition over time. Hair incorporates minerals as it grows, providing a different perspective from a blood test, which generally reflects what is circulating at the time the sample is taken. In my experience, the greatest value comes not from looking at zinc in isolation, but from examining the overall mineral pattern, the relationships between minerals and how these findings correspond with the person's symptoms, diet, training demands and health history.
However, HTMA is not a direct measurement of nutrient concentrations inside cells, and it cannot independently establish zinc deficiency or total body mineral reserves. Hair mineral concentrations can also be influenced by external contamination and other factors. I therefore use the findings as clues to be interpreted alongside the person, their history and, where appropriate, blood tests and other clinical investigations.
For someone experiencing unexplained changes in taste or smell, particularly an athlete under considerable physical stress, HTMA may provide another useful piece of the nutritional puzzle. The objective is not simply to prescribe more zinc, but to understand whether there are broader nutritional imbalances or physiological demands that deserve attention.
The chart provides clues. The person provides the context. We must understand the overall mineral pattern rather than attempting to correct one mineral in isolation.
My conclusion
The metallic taste following strenuous exercise may have several explanations. Tiny amounts of blood originating in the mouth or respiratory tract are one possibility. Changes in saliva, airway irritation and other physiological responses are additional possibilities.
I would add zinc metabolism to the list of questions worth investigating.
My interest comes from more than five decades of observing athletes and helping them recover from injuries, illness and excessive training demands. During that time, I have become increasingly interested in the relationships between mineral nutrition, physical adaptation and the body's capacity to repair itself.
Although this article began with the possibility that zinc metabolism contributes to the metallic taste experienced after strenuous exercise, the wider lesson is that we should never examine zinc in isolation. Whether we are discussing an athlete recovering from hard training, a pregnant woman, a child with restrictive eating habits or an adolescent developing scoliosis, we are dealing with an intricate network of nutritional and physiological relationships. Zinc may provide an important clue, but the explanation is likely to involve several interacting factors.
We should not dismiss an observation simply because its mechanism has yet to be demonstrated. Equally, we should not confuse a plausible explanation with a proven one. The productive approach is to recognise the pattern, develop a testable hypothesis and investigate it.
The metallic taste after a hard workout may be a small sensation, but it raises some worthwhile questions about the complex relationship between nutrition, exercise, growth and sensory function.
Where to learn more about zinc
Over the years, I have written extensively about zinc, mineral nutrition and the relationships between nutritional status, health, athletic performance and recovery.
If you would like to explore these subjects further, a good starting point is a simple Google search using the words Gary Moller Zinc.
For additional information about zinc's physiological roles and its interpretation within hair tissue mineral analysis, I also recommend reading the educational material provided by Analytical Research Laboratories (ARL).
As always, I encourage readers to consider the wider nutritional picture. Zinc is important, but understanding health requires us to examine the relationships between nutrients, the person's circumstances and the demands being placed upon their body.
References and further reading
Let's Start With the Truth. The Metal You Taste After a Hard Workout. The article that prompted this discussion.
The Effectiveness of Zinc Supplementation in Taste Disorder Treatment: A Systematic Review and Meta-Analysis of Randomized Controlled Trials. Journal of Nutrition and Metabolism, 2023.
Gruner T, Arthur R. The Accuracy of the Zinc Taste Test Method. Journal of Alternative and Complementary Medicine, 2012.
Chu A, Petocz P, Samman S. Plasma/Serum Zinc Status During Aerobic Exercise Recovery: A Systematic Review and Meta-Analysis. Sports Medicine, 2016.
Olfactory Dysfunction in COVID-19: New Insights into the Underlying Mechanisms. Review of mechanisms contributing to altered smell following SARS-CoV-2 infection.
Birmingham CL, et al. Controlled trial of zinc supplementation in anorexia nervosa.
Taylor CM, Emmett PM. Picky eating in children: causes and consequences.
Normand E, Franco A, Marcil V. Nutrition and physical activity level of adolescents with idiopathic scoliosis: a narrative review. The Spine Journal, 2020.
Etiological Theories of Adolescent Idiopathic Scoliosis: Past and Present.
Analytical Research Laboratories (ARL). Zinc: Mineral Information.
Medical Disclaimer
This information is provided for educational purposes only and is not intended as personal medical advice, diagnosis or treatment. Always consult an appropriately qualified healthcare professional regarding your individual circumstances, medications and health conditions.
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