Glycine.

Pro-vitamin B5; soothes, hydrates, and helps repair the skin and hair surface.

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

A plant protein that strengthens and thickens the feel of hair.

Protein fragments that patch damaged spots in the hair shaft.

A skin-identical lipid that rebuilds the moisture barrier.

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