... (riboflavin), B3 (nicotinamide), B6 (pyridoxine), B9 (folic acid), vitamin C, vitamin D, vitamin A, and vitamin E.Powder:OEM service:Capsule and tabletSpecification(powder):Appearance ... store,We have engaged in Exporting Herbal Extract ,Amino Acid ,Vitamin,Nutritional Intermediates for 10 years,all of our products are ...