Deal with acne scars, dark underarms, or an uneven tone? Kojic acid soaps are an affordable, effective way to brighten and even out your skin. Shop our faves.

Kojic acid soaps have gone viral and popular. Shop the best ones out there, per a dermatologist and testers, plus expert tips on finding the right one for you.

Amazon Formulated with ingredients like kojic acid, retinol and niacinamide, this fast-absorbing spot treatment works to reduce the appearance of uneven skin tone while combating signs of aging.

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“If you get a rash, you can use steroid creams to calm down the inflammation, and you can use brightening serums with kojic acid and arbutin to prevent hyperpigmentation,” Kim said.