"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Glycolic acid toners have always been a dermatologist favorite, but its popularity has skyrocketed ...

Add Yahoo as a preferred source to see more of our stories on Google. This powerhouse ingredient is worth the hype. Jchizhe/Getty Images There are plenty of acids to pick from in the skin care world, ...

You may have already heard about popular skincare ingredients like hyaluronic acid, salicylic acid and niacinamide, which are nothing less than skincare saviours if used correctly. However, other ...

There are plenty of acids to pick from in the skin care world, but one buzzy one has been standing out from the bunch: hypochlorous acid. From healing wounds to reducing harmful bacteria, this ...