Brown algae extract. Shows anti-inflammatory properties in vitro; works as a mild humectant on skin. No clinical RCTs available.
Topical application
CWeak evidence. In vitro data, open-label studies, or expert consensus.
Algae extract with anti-inflammatory activity in vitro. Contains iodine; caution during pregnancy and thyroid conditions.
Laminaria Ochroleuca Extract is derived from a brown algae from Mediterranean and northwest African coasts. Contains fucoxanthin, fucosterol, polysaccharides, ω-3 fatty acids. Mechanism. Fucosterol in vitro inhibits phospholipase A2 – an inflammatory cascade enzyme. Fucoxanthin shows antioxidant activity in fibroblast culture (Heo 2010). On skin works as a mild humectant and potential anti-inflammatory ingredient. Where applied. Premium mature-skin serums – Sisley, Carita, Phytomer. Formula concentrations are not disclosed, typically 1–3%. Evidence base. No human RCTs. All clinical claims rely on in vitro work. Dermatology guidelines do not mention. Pregnancy – manufacturers recommend caution due to lack of data. Alternative for sensitive skin in pregnancy – niacinamide, panthenol, centella.
Irritation potential
LowAllergen risk
LowPregnancy
CautionSuitable for
Use with caution
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Laminaria Ochroleuca Extract should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
Laminaria Ochroleuca Extract suits: normal, dry, oily, combination. Use with caution in: sensitive.
Brown algae extract.
The INCI name is Laminaria Ochroleuca Extract.
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