Fermented Laminaria Digitata Extract
Fermented brown seaweed Laminaria extract – a source of polysaccharides, amino acids and trace elements. Hydrating and supportive action. Pregnancy-safe.
Evidence by route
Topical application
Alginate-based humectant. Weak evidence.
How to read tiers A–F
- CWeak evidence. In vitro data, open-label studies, or expert consensus
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Low
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily, Sensitive
About this ingredient
Fermented Laminaria digitata extract is obtained by bioconverting algal biomass with lactic acid bacteria or yeast. INCI: Fermented Laminaria Digitata Extract. Contains alginates, laminarin, mannitol, iodine and amino acids in a form more bioavailable than in regular extract. In cosmetics it works as a humectant and supportive component. Polysaccharides form a hydrating film and fermentation increases the availability of active substances. Use levels run from 0.5 to 5%. Pregnancy safety. Skin absorption of iodine into the systemic circulation is minimal at cosmetic concentrations. Topically safe. Skin profile. Low irritation and allergen potential. Non-comedogenic. Suitable for all skin types. Weak evidence.
Frequently asked questions
Is Fermented Laminaria Digitata Extract safe during pregnancy?
Fermented Laminaria Digitata Extract is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Fermented Laminaria Digitata Extract for?
Fermented Laminaria Digitata Extract suits: normal, dry, combination, oily, sensitive.
What is Fermented Laminaria Digitata Extract and what does it do in cosmetics?
Fermented brown seaweed Laminaria extract – a source of polysaccharides, amino acids and trace elements.
Is Fermented Laminaria Digitata Extract comedogenic?
On the Fulton scale 0/5 – non-comedogenic. For acne-prone skin, a rating of 3 or higher suggests choosing an alternative.
What's the INCI name for Fermented Laminaria Digitata Extract?
The INCI name is Fermented Laminaria Digitata Extract.
See Fermented Laminaria Digitata Extract in a product composition right on the store page
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.
Similar in action
Explore by category
Ingredients in the same category
Ficus Carica Oil, Fructan, Fructooligosaccharides, Fructose, Hydrolyzed Sesame Protein PG-Propyl Methylsilanediol, Oxidized Corn Oil, Sorbitan Palmitate, Brassicamidopropyl Dimethylamine
Published: · updated: