Database/Humectant/Streptococcus Thermophilus Ferment
100% natural origin · ISO 16128

Is Streptococcus Thermophilus Ferment natural?

Yes. Product of bacterial fermentation on a nutrient medium; fermentation products are natural origin by convention.

INCI nameStreptococcus Thermophilus Ferment
FunctionHumectant · Skin Conditioning
FeedstockProduced by fermenting Streptococcus thermophilus, typically on a…

How we scored it

Whole fermentation product; microbial ferment counted as natural origin.
What counts. ISO 16128-2 scores the atoms that remain in the final ingredient. Reagents, solvents, catalysts and protecting groups used during manufacture leave no mass behind and are not counted.

Where it comes from

Produced by fermenting Streptococcus thermophilus, typically on a dairy or plant-derived growth medium. No petrochemical route exists.

In plain English

A skin-conditioning ingredient made by fermenting Streptococcus thermophilus, the same type of bacterium used in yogurt culture, then processing the result for skincare.

CosIng definition: Streptococcus Thermophilus Ferment is the product obtained by the fermentation of Streptococcus thermophilus

References

  1. 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
  2. 2STREPTOCOCCUS THERMOPHILUS FERMENT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  3. 3STREPTOCOCCUS THERMOPHILUS FERMENT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=STREPTOCOCCUS%20THERMOPHILUS%20FERMENT