GNC Zinc Magnesium Amino Complex is a premium sleep and recovery formula crafted with Zinc, Magnesium, Vitamin B6, Hops Flower Extract, L-Theanine, and L-Tryptophan to support deep, restful sleep and nervous system relaxation. This advanced blend helps reduce stress and fatigue, soothe the nerves, and promote calmness, while also supporting immunity and overall well-being. Backed by GNC’s commitment to quality and purity, it helps you sleep better and live healthier.