Mineral Deficiency Signs Table
Nutrition & Sports Nutrition Reference Tables
Mineral Deficiency Signs Table
Selected deficiency findings are nonspecific without history and appropriate tests.
| Mineral | Possible finding | Interpretation |
|---|---|---|
| Iron | Iron-deficiency anemia or impaired function before anemia | Use a suitable biomarker panel |
| Iodine | Thyroid dysfunction or goiter | Both excess and deficiency matter |
| Zinc | Impaired wound healing or altered taste | Symptoms have multiple causes |
| Calcium / vitamin D | Compromised bone health | Serum calcium alone does not measure dietary adequacy |
| Magnesium | Neuromuscular or cardiac effects in severe deficiency | Clinical evaluation is required |
Mineral Deficiency is inadequate supply for relevant functions, requiring a valid definition and cause assessment beyond nonspecific symptoms.
Essentiality does not make any amount harmless. Chemical form, dose, duration, kidney or liver function and medicines affect risk. High intake and established toxicity are not identical, but overlapping supplements should be identified before symptoms occur. A therapeutic dose for a defined condition is not a routine recommendation for every athlete, and a larger intake does not necessarily produce a better outcome.
Suitable markers differ by element, and sampling time, inflammation, plasma-volume shifts and specimen quality can alter results. A higher concentration after dehydration does not necessarily indicate greater stores. Interpret units, methods and clinical context. A large panel without a defined question, or a commercial hair analysis, does not automatically provide a validated assessment of every mineral or a reason for treatment.
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