Science
Mechanism of Action
It acts by inhibiting pro-inflammatory cytokines, exhibiting antimicrobial activity against pathogens, and providing antioxidant benefits. This supports a healthy skin microbiome, reducing inflammation and influencing epidermal health.
Research
Clinical Evidence
Medium confidenceN/A
Transparency
Dusting Analysis
There is no indication that this ingredient is commonly dusted; its benefits are likely dose-dependent and require sufficient concentration.
The Formula
Formulation
Stability
Weissella cibaria exopolysaccharides show better emulsion stability at pH 3, while optimal growth for fermentation is pH 5.0. Menthol and Vitamin C may detrimentally affect the stability of live Weissella cibaria, which might be a consideration for derived products.
Conflicts
- Menthol
- Vitamin C
Safety
Safety Profile
The CIR Expert Panel found related Lactobacillus ferments safe as used, with a highest reported concentration of 5.6%. Formulators should be aware that postbiotics may inhibit tyrosinase, potentially causing skin depigmentation.
Your Skin
Skin Compatibility
Our Assessment
Verdict
This postbiotic ingredient offers valuable skin barrier support, anti-inflammatory, and antimicrobial benefits for diverse skin types.
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References
Sources