ascorbic acid, also known as vitamin C, is a polyhydroxy compound with the chemical formula C6H8O6. The structure is similar to glucose, and the two adjacent enol hydroxyl groups on the 2nd and 3rd positions in the molecule are easily dissociated to release H+, so it has the property of acid, also known as L-ascorbic acid.
ascorbic acid is for the formation of antibodies and collagen, tissue repair (including some redox effects), metabolism of phenylalanine, tyrosine, and folic acid, utilization of iron and carbohydrates, synthesis of fat and protein, maintenance of immune function, hydroxyl It is necessary for serotonin to maintain the integrity of blood vessels and promote the absorption of non-heme iron. At the same time, vitamin C also has anti-oxidation, anti-free radicals, and inhibits the formation of tyrosinase, so as to achieve the effect of whitening and lightening.