... quotation with one of the leading vitamin c powder, vitamin c ampoules, vitamin c ascorbic acid, bulk ascorbic acid manufacturers and ... feel free to contact Nutrition Biotechnology Co.,Ltd. Vitamin C Specification: Vitamin C, also known as ascorbic acid, is an acidic polyol ... Function: Disease-prevention: reduce the incidence of cancer Vitamin C is an antioxidant that can help plants resist drought, ...