Pure Organic Ingredients Vitamin C is a water-soluble vitamin found in many fruits and vegetables. It is an essential nutrient required for collagen production and tissue repair. It acts as an antioxidant, boosts the immune system and protects the body from potentially harmful free-radicals. PURE VITAMIN C POWDER: White or almost white crystalline powder or colorless crystals Free of Soy, Dairy, Yeast, Sugar, Gluten, or Additives Food and USP Grade Powder Non-GMO Kosher The U.S. Recommended Daily Allowance (RDA) for Vitamin C Powder made of Pure L-Ascorbic Acid is a minimum of 75 mg/kg/day for women and 90 mg/kg/day for men. SUGGESTED USE: Adults and children 12 or more years of age: Take one rounded 1/4 teaspoon daily or as directed by a health professional. Dissolve in fruit juices or water. Take with or after meals. Ingredients: Pure L-Ascorbic Acid Keep out of direct sunlight. Store in a cool & dark place. Use within 2 years of purchase date. At Pure Organic Ingredients we strive to be a proactive, integral, and responsible member of our environment and community. We try to make all our packaging from natural materials like recycled, virgin or dye-free paper. Our Natural Kraft Paper Bags are an Earth-Conscious alternative that present a lesser burden on the environment than our competitor’s plastic bags. 100% MONEY BACK GUARANTEE: We are confident that you'll love our products and stand behind every item with a 100% satisfaction guarantee. If you are not satisfied with your purchase, return the product for a full refund.