Each chewable tablet: Magnesium (as citrate) 20mg, Magnesium (as Phosphate) 35mg. Total elemental magnesium 55mg. Cholecalciferol (Vitamin D3) 100IU, Vitamin C (from sodium ascorbate) 50mg, Zinc (as gluconate) 1mg. No artificial colours, flavours, sweeteners or preservatives used in this product. No added gluten, egg, crustacean, fish, dairy, soy or wheat.