Ingredient Index

Is this your new gym essential?

There's a reason so many dermatologists love this antioxidant. Actually, there are a few.

Everything you need to know about the skin-care ingredient — and how to use it.

Dryness? No problem.

Consider them your sidekick in the fight against fine lines and wrinkles.

Don't pop your pimples — get rid of them with these picks instead.

This K-beauty staple is a godsend for sensitive skin.

Acne's arch-nemesis has earned its breakout-clearing reputation for good reason.

Redness, flaking, and irritation are a thing of the past.

Move over, hyaluronic acid.

Here's why you see the ingredient in what seems like every single skin-care product.

Move over, hyaluronic acid — there's another hydrator in town.

Behold, the power of the goldenrod spice.

Dry, rough skin? Your days are numbered.

They're gentler, but still pack a strong punch.

A glowy complexion is just a few swipes away.

The widely used botanical ingredient is so much more than just a sunburn soother.

It might not solve all your skin issues, but it can help with more than a few.

Derms break down the benefits of the skin-care ingredient.

We asked derms to break down the skin-care ingredient.