Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.
Ascorbic acid can be used to prevent the formation of struvite uroliths, treat complications related to acetaminophen toxicity, treat feline immunodeficiency virus infection, and help treat Ehlers-Danlos syndrome.