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The original kojic acid lightening soap, Kojie San's formulation blends effective whitening ingredients with nourishing coconut oil and a fresh orange fragrance. Kojic acid was discovered while processing rice for Japanese wines. The naturally derived ingredients in this soap have been proven to safely and quickly reveal even skin by reducing the appearance of dark spots, discoloration, and other imperfections.
Kojic Acid A naturally occurring ingredient that is derived from several types of fungi or a byproduct from fermenting sake, soy sauce, rice wine or miso. Kojic Acid has a long history of consumption as well as use in Japanese culture, and is considered one of the primary secrets, as well as the cornerstone of Japanese skincare tradition.