In our reference data, Bacillus Coagulans Ferment can feed Malassezia (fungal acne).
Bacillus Coagulans Ferment is a postbiotic ingredient produced by fermentation with the lactic-acid-forming bacterium Bacillus coagulans, used in skincare to support the skin microbiome and provide soothing, conditioning, and antioxidant benefits. It contains metabolites such as peptides, organic acids, and exopolysaccharides rather than live bacteria in most cosmetic applications.
| Reported effect | How often | Notes |
|---|---|---|
| Mild irritation or transient redness | Rare | Generally well tolerated; occasional irritation reported in sensitive individuals. |
| Contact allergy/sensitization | Very rare | Allergic reactions to fermentation-derived components are uncommon but possible. |
| Itching or stinging on application | Rare | Usually transient and resolves with discontinuation. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.