Ingredient(s):Each Surbex Z filmtab tablet provides the following ingredients:CompositionVitamin C 500 mgNicotinamide 100 mgVitamin E 30 IUCalcium pantothenate (Pantothenic Acid) 20 mgVitamin B1 (Thiamine) 15 mgVitamin B2 (Riboflavin) 15 mgVitamin B6 (Pyridoxine hydrochloride 20 mgVitamin B12 12 mcgFolic Acid 150 mcgZinc (equivalent to 100 mg of Zinc sulfate) 22.5 mgZinc deficiency may contribute to growth retardation, arrested sexual maturation, night blindness(associated with liver cirrhosis), anorexia, impaired taste acuity, diarrhea, acrodermatitis enteropathica, alopecia, dryness & hyperpigmentation of the skin, delayed wound healing, & emotional disturbances.