Kojic Acid Skin Lightener Use Rate: 1% to 3% Kojic Acid For a 100 gm or 3.6 oz Cream that is 2% Kojic Acid Add 2 gm or 1/2 tsp Kojic Acid Important: Always use Sunscreen when using this product~! Description: Kojic Acid (5-hydroxy-2-hydroxymethyl-4-pyrone) is a by-product in the fermentation process of malting rice. Mild inhibitor of the formation of …