Recommended dosage Take 2 capsules daily with a glass of water and a meal. ingredients 2 capsules on average provide : Vitamin C (as L-ascorbic acid) 1000mg Zinc (as zinc bisglycinate) 15mg Vitamin D3 (as cholecalciferol) 10μg Vitamin C (L-ascorbic acid), Zinc (zinc bisglycinate), Vitamin D3 (cholecalciferol), microcrystalline cellulose, hard gelatin capsule.