Vitamin C is a water-soluble vitamin most widely known for its role in supporting immune health. It provides potent antioxidant protection, as it helps combat cellular damage from free radicals caused by oxidative stress, thus protecting health overall. Vitamin C also boosts the function of immune cells and is a key nutrient in the synthesis of collagen. Buffered C Powder is balanced with calcium, magnesium and potassium to gently deliver high-concentration vitamin C to reduce the potential of gastrointestinal upset.