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Ingredient guide
dunaliella salina ferment
In short
Dunaliella Salina Ferment is a fermented microalgae extract rich in carotenoids and postbiotic polysaccharides. It supports barrier comfort, helps even skin tone, and may improve the look of elasticity.
Reviewed against published evidence · editorially independent · no brand pays for placement
Works for
Firmness · Barrier · Tone
Best used
Anytime
What it is
Bio-transformed extract of the salt-tolerant green microalga Dunaliella salina; fermentation increases bioavailability of beta-carotene and zeaxanthin alongside postbiotic polysaccharides generated by the bacterial ferment medium.
Also found as
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Common questions
It offers antioxidant carotenoids and postbiotic components that help support barrier function, radiance, and a smoother, more elastic appearance.
It works for most skin types, particularly those seeking gentle antioxidant support and a more even look to the skin.
Common in serums, emulsions, and treatments focused on barrier support and overall skin vitality.
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Personal guidance only · For clinical concerns, see a dermatologist.