Ingredient guide

Saccharomyces/Xylinum/Black Tea Ferment

Saccharomyces/Xylinum/Black Tea Ferment is a probiotic skincare ingredient created by fermenting black tea with special bacteria and yeast. Often called kombucha extract in beauty products, it helps to gently brighten, soothe and condition the skin while delivering natural acids and antioxidants.

Saccharomyces/Xylinum/Black Tea Ferment — This ingredient is produced by the fermentation of Camellia sinensis (black tea) leaves… | UK Lips ingredient guide

How it works in skincare

In cosmetics and skincare this ferment works by delivering a cocktail of organic acids, polyphenols and enzymes that gently exfoliate the skin’s surface, support the microbiome and reinforce the skin barrier. It helps to improve skin texture and radiance without irritation, making it a popular choice in toners, serums and moisturisers for daily use.

Key benefits

  • Gently exfoliates to smooth skin texture
  • Helps brighten dull complexion
  • Soothes and calms sensitive skin
  • Supports the skin’s natural microbiome
  • Provides antioxidant protection
  • Helps reinforce the skin barrier

Best for

sensitive skin, dull skin, mature skin, combination skin, oily skin

Where it comes from

This ingredient is produced by the fermentation of Camellia sinensis (black tea) leaves using the symbiotic culture of bacteria and yeast known as SCOBY (Saccharomyces and Xylinum strains).

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