Is Lactobacillus Extract Filtrate natural?

Q: Is Lactobacillus Extract Filtrate natural?

Lactobacillus Extract Filtrate has a Natural Origin Index (NOI) of 1.00 (scale 0–1) per ISO 16128. The filtrate consists of bacterial cell components and fermentation products, so no synthetic fragment adds mass. An NOI of 1.00 means 100% of its molecular mass is traceable to a natural, renewable source.

Yes. The filtrate consists of bacterial cell components and fermentation products, so no synthetic fragment adds mass.

INCI nameLactobacillus Extract Filtrate

FunctionHumectant · Skin Conditioning

FeedstockDominant route is culture of Lactobacillus on a…

How we scored it

Filtrate of a Lactobacillus extract obtained by fermentation: microbial material only. 1.00.

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

Dominant route is culture of Lactobacillus on a nutrient medium, followed by extraction and filtration. No other route is relevant.

In plain English

The liquid left after Lactobacillus bacteria are grown and the cells are filtered out. It is used to hold moisture and condition skin. It comes entirely from bacterial fermentation.

CosIng definition: Lactobacillus Extract Filtrate is a filtrate of an extract of Lactobacillus obtained through fermentation.

References

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.
2LACTOBACILLUS EXTRACT FILTRATE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
3LACTOBACILLUS EXTRACT FILTRATE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=LACTOBACILLUS%20EXTRACT%20FILTRATE