Fermented botanical
LACTOBACILLUS/BETULA PLATYPHYLLA JAPONICA JUICE FERMENT FILTRATE
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A postbiotic filtrate produced by fermenting Asian white birch sap with Lactobacillus bacteria. It delivers hydrating sugars, amino acids and antioxidants to skin and is mainly used in soothing essences and serums.
Function
Skin benefits
- Asian white birch sap fermented by Lactobacillus, providing skin-conditioning postbiotic compounds
- Source of amino acids, sugars and antioxidants that support hydration
- Reported soothing and barrier-supporting effects on sensitive skin
Known concerns
- Birch-derived inputs can trigger reactions in birch-pollen-allergic users
- Composition varies between manufacturers, so safety data are not fully ingredient-specific
- Microbial fermentation requires robust preservation to avoid contamination
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related fermented botanicals
Same plant / compound family
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.