Glutathione

Glutathione is a cosmetic ingredient used as a reducing agent. It appears in about 1% of cosmetic products in our 90,000+ product dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex). PubMed carries 4,882 studies of its skin or topical use.

INCI nameGLUTATHIONE
FunctionREDUCING
CAS number70-18-8
EC number200-725-4
Prevalence533 products (0.57% of dataset)
Most used inSkincare
EU statusRestricted (annex )
Scientific studies4,882 on PubMed (skin/cosmetic/topical)
Monthly searches165,000

Used in

Serums 34%Toners 8.8%General Moisturizers 7.1%Ampoules 5.3%Body Lotions 4.7%Sheet Masks 4.7%

Frequently asked

What does Glutathione do in skincare?
Glutathione functions as a reducing agent in cosmetic formulas.
Is Glutathione allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Glutathione?
It is most commonly found in Skincare products, especially serums (34% of its uses).

Manufacturers with experience using Glutathione

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.