Vitamin C is a water soluble nutrient well known for its vital role in the immune system.* Vitamin C is also necessary for the production of collagen (a structural protein in connective tissue) and is therefore important for skin, bone, and joint health.* Vitamin C is needed for amino acid metabolism, neurotransmitter synthesis, and the utilization of many nutrients, such as folic acid and iron.* It is also a highly effective antioxidant that can help maintain healthy tissues by neutralizing free radicals generated during normal metabolism and exposure to environmental stressors.* This product supplies calcium ascorbate, a buffered form of vitamin C that is bioavailable and non-acidic; it is enhanced with bioflavonoids, which work synergistically with vitamin C.* Natural color variation may occur in this product.During the summer months products may arrive warm but stores and ships products in accordance with manufacturers' recommendations, when provided. Packaged in the USA by a family owned and operated company since 1968. GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation). CERTIFICATIONS/CLASSIFICATIONS: Soy Free, Non-GMO, Vegan/Vegetarian, Nut Free, Made without Gluten, Dairy Free, Egg Free, Kosher, Low Sodium. VEGAN TABLETS/WITH 250 MG BIOFLAVONOIDS: Supplies calcium ascorbate, a buffered form of vitamin C that is bioavailable and non-acidic, and enhanced with bioflavonoids, which work synergistically with vitamin C.*. ANTIOXIDANT PROTECTION*: A highly effective antioxidant that can help maintain healthy tissues by neutralizing free radicals generated during normal metabolism and exposure to environmental stressors.*.Best Sellers Rank: See Top 100 in Health & Household. Flavor: Unflavored. Diet Type: Vegetarian, Kosher, Vegan. Primary Supplement Type: Vitamin C. Item Form: Tablet. Brand: NOW. International Shipping: This item can be shipped to select countries outside of the U.S. Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues. Country of Origin: USA. : B0013OSLKI. Manufacturer: NOW Sports - Nutrition and Wellness. Date First Available: January 10, 2004. Department: Health and Beauty>Health and Wellness. Item model number: 0702. Product Dimensions: 6 x 5 x 4 inches; 3.36 Ounces. Is Discontinued By Manufacturer: No.