Kardish Zinc Bisglycinate is an all-natural supplement for maintaining a healthy immune system and overall well-being. Zinc is an essential mineral that makes up part of the immune system, and it's also responsible for more than 300 different chemical reactions in the body. Zinc is a powerful antioxidant that supports healthy skin, hair, nails, and bones. It also helps to regulate metabolism, maintain energy levels, and help your body use protein correctly.