A brown-algae extract used in brightening formulas (Mela B3 line). The maker links it to a more even tone; independent evidence is still limited. Well tolerated.
Topical application
BLimited evidence. One RCT or several controlled studies with limitations.
A plant extract positioned for brightening. Well tolerated; independent data limited.
Cystoseira tamariscifolia extract (INCI Cystoseira Tamariscifolia Extract) comes from a Mediterranean brown algae. It shows up in brightening formulas, notably the Mela B3 line, where it is presented as help for evening out skin tone. Efficacy calls for caution. The manufacturer links it to a more even tone, but independent evidence for that effect is still thin. For now it makes more sense to see it as a supporting formula component than as a proven brightening active. Do not expect from it what ingredients with solid backing such as niacinamide deliver. Topically the systemic input is negligible, so it can be used in pregnancy and breastfeeding. Tolerance is good: irritation and allergy risk are low, fine for sensitive skin. It does not dry the skin and is not linked to pore clogging.
Irritation potential
LowAllergen risk
LowPregnancy
SafeSuitable for
The Evigrade extension adds an evidence panel to iHerb, Sephora, Druni and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Cystoseira Tamariscifolia Extract is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
Cystoseira Tamariscifolia Extract suits: normal, dry, combination, oily, sensitive.
A brown-algae extract used in brightening formulas (Mela B3 line).
The INCI name is Cystoseira Tamariscifolia Extract. It may also appear as: Экстракт водоросли Cystoseira tamariscifolia, Brown Algae Extract.
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