A trusted source for over 43 years NutriBiotic was founded with the guiding principle that everyone deserves good health and inspired by the research and recommendations of Linus Pauling PhD the world’s first two-time Nobel Laureate and pioneer of vitamin C nutritional research. We continue to help customers achieve healthier happier lives by providing innovative high quality nutritional supplements and personal care products. Give your immune system a boost with NutriBiotic Ascorbic Acid Vitamin C powder!* This highly absorbent crystalline powder delivers 100% pure pharmaceutical-grade L-ascorbic acid (vitamin C) in its simplest most economical & highly soluble form!