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Advanced NutritionAdvanced Vitamin C FormulaGeneral HealthDietary SupplementFeeling Better EverydayGluten Free Kosher ParveDairy FreeSoy FreeNon-GMOVegetarian Friendly GMP Certified FacilityAdvanced Vitamin CVitamin C is an essential antioxidant that helps support the immune system. Since Vitamin C is water soluble and the body cannot store it a continuous supply is needed.