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Ingredient guide
sodium surfactin
In short
A biosurfactant made by microorganisms. It offers mild cleansing and helps support product preservation while remaining biodegradable.
Reviewed against published evidence · editorially independent · no brand pays for placement
Works for
Pores
Skin type
Sensitive
Best used
Anytime
What it is
Microbial lipopeptide biosurfactant with antimicrobial and mild cleansing activity. Biodegradable alternative to synthetic preservative boosters.
Also found as
Related
Common questions
It provides gentle cleansing and can support freshness in formulas.
Its mild nature makes it a promising option for gentle cleansers, though research is still developing.
Often in low‑foaming cleansers and innovative, eco‑focused formulas.
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Personal guidance only · For clinical concerns, see a dermatologist.