Zinc – For Healthy Brain Function and a Strong Immune System

The following are some of the important roles that zinc serves in the body.

  • A healthy endocrine system, and healthy thymus gland function responsible for a strong immune system.
  • Promotes healthy brain function, focus, concentration, mental alertness, and a healthy mood.
  • Promotes proper insulin function and protein synthesis; anabolic activity.
  • Is required for the body’s antioxidant defense system.
  • Promotes healthy skin, hair, and nails.

The following are symptoms associated with zinc deficiency:

  • Learning difficulties, decreased cognitive function and IQ
  • Slow growth (in childhood) and delayed wound healing
  • Depressed immune system and frequent infections
  • Low-energy, fatigue, and poor concentration
  • Acne, dermatitis, and skin problems
  • Emotional and behavioral problems
  • Sleep disturbances
  • Depression


  • Beneficial dose range: 10-30 mg /day
  • Organic chelated forms have the highest bioavailability (i.e. absorbed the best).
  • Zinc acetate, citrate, gluconate, monomethionine, and sulfate are all well-absorbed forms of the mineral.
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