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Everything You’ve Ever Wanted to Know About Treating Hyperpigmentation | The Science of Beauty Podcast

However, there’s a lot of controversy surrounding this ingredient. (Though it’s often referred to as a “bleaching” agent, hydroquinone does not in fact bleach the skin. It inhibits the pigment-forming enzyme tyrosinase, thereby keeping new cells from darkening.) Research showed the benzene derivative, which the European Union banned for cosmetic use in 2001, could be…