Hyperpigmentation is a common skin concern that affects many individuals. It occurs when the skin produces excessive melanin, resulting in dark spots, uneven skin tone, and discoloration. While there are several treatment options available, one ingredient that has gained significant attention for it

Kojic acid and its usesKojic acid is an organic compound with the chemical formula HOCH2C5H2O2OH. It is a derivative of 4-pyrone that occurs in nature as a chelating agent produced by various fungi, especially Aspergillus oryzae, whose common name in Japan is koji. [2][3][4] Kojic acid is a by-produ