Rate My SPF

Saccharomyces/Xylinum/Black Tea Ferment

What Saccharomyces/Xylinum/Black Tea Ferment is & what it does

Saccharomyces/Xylinum/Black Tea Ferment is a fermentation product made by culturing yeast and Xylinum bacteria with black tea, similar to a kombucha ferment. In skincare it is used as a skin-conditioning ingredient that supplies a mix of organic acids, sugars, and metabolites from the fermentation process. Ferment ingredients like this are often included for their hydrating and antioxidant-associated character.

What does Saccharomyces/Xylinum/Black Tea Ferment do in skincare?

This ingredient is a fermentation product, similar to kombucha, made by culturing yeast and Xylinum bacteria with black tea. In skincare it acts as a conditioning agent, supplying organic acids, sugars, and metabolites that are often linked to hydrating and antioxidant-associated effects.

Is Saccharomyces/Xylinum/Black Tea Ferment safe?

Tea-based ferment ingredients are used in cosmetics and are generally well tolerated at the levels found in formulas. Because ferments contain mild organic acids, very sensitive skin may prefer to patch test a new product.

Is Saccharomyces/Xylinum/Black Tea Ferment vegan?

The ferment is produced from yeast, bacteria, and black tea, none of which are animal-derived, so it is typically considered suitable for vegan formulas. Checking with the brand is sensible if the full product matters to you.

Sunscreens with Saccharomyces/Xylinum/Black Tea Ferment

We rate 13 sunscreens that contain it, showing the top 10 by overall score:

← All ingredients