Sundown Zinc 50 mg caplets supply you with a high-potency source of this essential trace mineral. Just one caplet a day provides you with the benefits Zinc is known for – supporting immune and antioxidant health, plus contributing to carbohydrate, protein, fat, and energy metabolism. Zinc can also lend support to male reproductive health, and plays a role in the synthesis of testosterone. Sundown Zinc caplets are vegetarian friendly.