How we scored it
Aqueous steam distillate of peppermint leaves; water plus trace plant volatiles, all plant-derived = 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 steam-distilling fresh peppermint leaves; the aqueous distillate (hydrosol) carries trace plant volatiles into the water phase. No alternative synthetic route exists for this by-product water.
In plain English
A fragrant water made by steam-distilling peppermint leaves, produced alongside peppermint essential oil. Used in skincare to lightly condition and scent the skin.
CosIng definition: Mentha Piperita Leaf Water is an aqueous solution of the steam distillate obtained from the leaves of the Peppermint, Mentha piperita (L.), Labiatae
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.
- 2MENTHA PIPERITA LEAF WATER. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3MENTHA PIPERITA LEAF WATER. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=MENTHA%20PIPERITA%20LEAF%20WATER