NutriBiotic Ascorbic Acid Crystalline Powder is a pure, pharmaceutical-grade vitamin C supplement. Each ½ tsp serving supplies 2000 mg of pure vitamin C, which is an essential antioxidant that supports the immune system, collagen production, and overall health. This product is vegan, gluten-free, and made without GMOs, milk, soy, eggs, yeast, wheat, rose hips, peanuts, tree nuts, fish, crustacean shellfish, animal products, fillers, binders, or excipients. It is easily dissolvable and absorbable, making it an effective way to boost your body's vitamin C levels.