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Ingredient · INCI reference

Glutathione

Glutathione is a naturally occurring antioxidant peptide used in skincare to help defend against free radicals and brighten the look of skin.

What it is

Glutathione is a small peptide (built from three amino acids) that is one of the body's key antioxidants. In topical products it is used as an antioxidant to help counter free-radical stress and is popular for supporting a brighter, more even-looking complexion.

Safety & warnings

Generally well tolerated in topical use.

Origin & sourcing

A naturally occurring tripeptide; produced for cosmetic use by fermentation or synthesis.

Questions everyone asks

What does glutathione do for skin?

It is an antioxidant used to help defend skin from free radicals and support a brighter, more even look.

What is glutathione made of?

It is a small peptide made from three amino acids and is found naturally in the body.

Sources & references

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