How we scored it
Whole-mushroom extract; botanical/fungal extract = 1.0.
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
Extracted from the oyster mushroom, Pleurotus ostreatus, typically by water or hydroalcoholic extraction. No synthetic alternative exists.
In plain English
An extract of oyster mushroom, used in skincare to help condition the skin.
CosIng definition: Pleurotus Ostreatus Extract is the extract of the mushroom, Pleutrotus ostreatus
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.
- 2PLEUROTUS OSTREATUS EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3PLEUROTUS OSTREATUS EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=PLEUROTUS%20OSTREATUS%20EXTRACT