Zinc is an important mineral for metabolic health. Zinc is not only for immune support but also is a cofactor for over 200 metabolic reactions, including supporting testosterone levels by controlling aromatase enzyme which converts testosterone into estrogen, skin/wound health and eye health. Zinc Bisglycinate Chelate features 100% fully reacted TRAACS® zinc bisglycinate chelate by Albion® Laboratories, Inc. superior to other forms of zinc because it is highly bioavailable & easily absorbed. Zinc is a TRIAD 2 Immune and TRIAD 5 testosterone/prostate supportive supplement.