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The negative control group (NC) did not contain materials and the blank control group (BC) did not contain H 2 O 2 solution and materials

J Anal Sci Technol 10, 35.CrossRefGoogle Scholar Hou, Y, Michiels, J, Kerschaver, CV, et al

In addition, water-soluble Vitamin C contributes to the formation of collagen, a protein plays an vital role in building and supporting many tissues: from bones and cartilage to skin, hair, eyes, gums and blood vessels

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The L-dopaquninone product acts as a substrate for eumelanin and pheomelanin, and increases tyrosinase activity thus upregulating melanin synthesis