Ascorbic acid tablets (Vitamin C) are used to prevent and treat vitamin C deficiency, support tissue and immune health, and aid iron absorption. You can review detailed drug instructions via MedlinePlus Drug Information.Primary UsesTreating Deficiency: Used to prevent and cure scurvy, a severe lack of vitamin C causing bleeding gums and poor wound healing.Boosting Iron Uptake: Helps your body absorb plant-based (non-heme) iron from foods and supplements.Collagen Production: Essential for making cartilage, blood vessels, muscles, and keeping skin and bones healthy.Antioxidant Support: Protects your cells from damage caused by harmful free radicals.