Non-GMO 100% Vegan Dietary Supplement Amino Acid Chelate With Pumpkin Seed Lab VerifiedDiscussion: Zinc is involved in over 100 enzymatic reactions in the body and plays an important role in immune system function and in the normal structure of cell membranes. The minerals in this product are reacted with aspartic acid, whole rice concentrate, citric acid and glycine to create a more absorbable chelated complex. Pumpkin seeds are added as a natural source of Zinc.