How we scored it
Hydrolysate of pearl (calcium carbonate plus conchiolin protein); minerals and hydrolysed proteins are both natural = 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
Made by acid or enzymatic hydrolysis of natural pearls, breaking down their calcium carbonate and protein structure. Entirely natural-origin starting material.
In plain English
A skin-conditioning ingredient made by breaking down natural pearls into smaller components. Used in cosmetics for its traditional association with skin brightening.
CosIng definition: Hydrolysate of pearl
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.
- 2HYDROLYZED PEARL. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3HYDROLYZED PEARL. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=HYDROLYZED%20PEARL