Quick answer

Key benefits: Hydration.

Cysteine

Updated

L-Cysteine

Purpose

Antioxidant that can provide anti-aging benefits for skin.

Rating

GOOD

Category

Humectant

INCI Purpose

ANTIOXIDANT, ANTISTATIC, FRAGRANCE, HAIR CONDITIONING, HAIR WAVING OR STRAIGHTENING, REDUCING

Benefits

Hydration — Attracts and locks in moisture to keep skin plump and dewy

Alternative Names

Hair Profile

Functions

Amino Acid

At a Glance

Article

Cysteine is an antioxidant that can provide anti-aging benefits for skin.

References

Supercharged Hydration How Hyaluronic Acid Benefits Skin What is Dehydrated Skin & How to Choose the Best Products What Your Moisturizer Must Contain Moisturizer Myths You Should Stop Believing Now The Benefits of Glycerin in Skin Care The Best Face Oils for Skin How Facial Oils Help Skin