2,3-Butanediol.

The salt form of hyaluronic acid; draws water into the skin for instant hydration.

A gentler AHA exfoliant that also hydrates; good for first-time acid users.

A moisture magnet that holds many times its weight in water.

An oil-soluble (BHA) exfoliant that clears pores from the inside; the go-to for blackheads.

Pure vitamin C; an antioxidant that brightens and supports collagen.

A humectant and gentle exfoliant in one; a dermatology staple for rough, very dry skin.