INCI: Saccharomyces/Xylinum/Black Tea Ferment
Black tea ferment with a symbiotic culture of Saccharomyces yeast and Xylinum bacteria (kombucha). Contains organic acids, polyphenols and microbial metabolites. Light antioxidant action. Pregnancy-safe.
Topical application
CWeak evidence. In vitro data, open-label studies, or expert consensus.
Antioxidant and mild exfoliant. Weak evidence.
Kombucha ferment is the product of fermenting black tea (Camellia sinensis) with a symbiotic culture of Saccharomyces yeast and Komagataeibacter xylinus acetic bacteria. INCI: Saccharomyces/Xylinum/Black Tea Ferment. Contains tea polyphenols, organic acids (gluconic, acetic), microbial metabolites and B vitamins. In cosmetics it works as an antioxidant and a mild exfoliant – the ferment pH is acidic and gives a feeling of freshness. Used in essences, toners and serums, especially in K-beauty. Use levels run from 1 to 10%. Pregnancy safety. Skin absorption into the systemic circulation is minimal. Topically safe. Skin profile. Low irritation potential. Low allergen risk. Non-comedogenic. Suitable for all skin types. Weak evidence (C) – marketing often inflates the effects.
Irritation potential
LowAllergen risk
LowPregnancy
SafeSuitable for
The Evigrade extension adds an evidence panel to Wildberries, Goldapple, Letu, iHerb, Sephora and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Saccharomyces/Xylinum Black Tea Ferment is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
Saccharomyces/Xylinum Black Tea Ferment suits: normal, dry, combination, oily, sensitive.
Black tea ferment with a symbiotic culture of Saccharomyces yeast and Xylinum bacteria (kombucha).
On the Fulton scale 0/5 – non-comedogenic. For acne-prone skin, a rating of 3 or higher suggests choosing an alternative.
The INCI name is Saccharomyces/Xylinum/Black Tea Ferment. It may also appear as: Saccharomyces/Xylinum Black Tea Ferment, Saccharomyces Xylinum Black Tea Ferment, Kombucha Ferment.
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