Red carotenoid from the microalga Haematococcus pluvialis. A strong antioxidant, but topical formulas run into its low penetration ability.
Topical application
BLimited evidence. One RCT or several controlled studies with limitations.
Small clinical studies show improved hydration and reduced wrinkle depth with long oral intake. For topical application the evidence base is more modest.
Irritation potential
LowAllergen risk
LowPregnancy
SafeSuitable for
Astaxanthin is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
Astaxanthin suits: oily, dry, combination, normal.
Red carotenoid from the microalga Haematococcus pluvialis.
The INCI name is Astaxanthin. It may also appear as: Астаксантин.
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