Here’s a vitamin cheat sheet from A to Zinc: Vitamin A = Eyes B1 (Vitamin B1) = Metabolism, stress B12 (Vitamin B12) = Energy B6 (Vitamin B6) = Neurotransmitters Biotin (Vitamin B7) = Hair, skin, and nails Boron = metabolism Vitamin C = Antioxidant, immunity Calcium Phosphorus = Bone health Chromium = Blood sugar regulation Copper = red blood cell formation Vitamin D = Immunity, sex hormones Digestive Enzymes = Digestion, nutrient absorption Vitamin E = skin Elderberry = Immunity Folate (Vitamin