8. ZINC- Sources, RDA, Functions, Deficiency manifestations, Toxicity

Sources
meat, eggs, milk, shellfish, grains, nuts, beans etc

RDA- 10mg

Functions
1. Coenzyme for more than 300 enzymes
2. Antioxidant
3. wound healing
4. insulin storage and release
5. maintenance of serum vitamin A level
6. reproduction
7. taste sensation

Deficiency manifestations
1. acrodermatitis enteropathica
2. poor wound healing
3. alopecia
4. impaired spermatogenesis
5. loss of taste acuity

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