There are a few different types of retinols, and they’re not all effective. Check out our retinoid strength chart and learn which retinoids will be best for your skin.
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Want the inside scoop on which products are marketing hype? From harsh scrubs to overpriced extracts, these are the skincare products our lab team doesn’t buy.
AHA is the cleverest exfoliant, removing only unneeded dead skin with precision and gentleness. Learn how it works and how to choose your daily alpha hydroxy acid.
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You've heard the promises of vitamin C serums, but do you really know what vitamin C can do for your skin? We're here to explain (and back it up with science).
In this guide, we’ll cover the timeline for what you can expect from using retinol and the key signs that it’s working for you. We’ll also provide some background on how this ingredient works, and discuss a few other factors that may influence whether your retinol will work or not.
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