Supplements do not replace a balanced and varied diet and a healthy lifestyle. Food supplement based on Iron, Folic Acid and Vitamins D, B6, B12 and C. Iron, Folic Acid, Vitamins B6, B12 and C contribute to the reduction of tiredness and fatigue and to the normal function of the immune system . Vitamin D also contributes to the normal function of the immune system, as well as the maintenance of normal muscle function. Gluten free.