Zinc supplements can have the following benefits:
Help prevent cancer
Prevent and treat hair loss
Strengthen the activity of the immune system
Accelerate wound healing
Acne treatment
Prevent macular degeneration (loss of vision that occurs in the elderly)
Treatment of some cases of anorexia nervosa (anorexia is a sign of zinc deficiency and people in the second decade of life are more at risk for zinc deficiency due to food poverty).
Strengthen and improve male fertility, especially among smokers.
Treatment of rheumatoid arthritis (with anti-inflammatory effects).
Treatment of Wilson’s disease (a disorder caused by excessive copper storage).
Reduce changes in taste during cancer treatment.
Strengthen the sense of taste and smell.
Some diseases affect the absorption of zinc or increase the need for zinc. Therefore, these patients benefit from zinc supplements:
Anthropatica acrodermatitis (an inherited disease caused by zinc malabsorption).
Alcoholism
Diabetes mellitus
Kidney Disease
Celiac disease
Inflammatory bowel disease such as ulcerative colitis
Chronic diarrhea
Diseases of the pancreas
Prostate Problems (Benign Prostate Enlargement, Prostate Swelling, Prostate Cancer) Women who are pregnant, breastfeeding, or taking oral contraceptives are also more in need.