How we scored it
Water/solvent extract of Porphyra umbilicalis (nori) alga; whole algal 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
Produced by extracting harvested Porphyra umbilicalis (nori seaweed) with water or a water/glycol mixture. No synthetic alternative exists.
In plain English
An extract of nori seaweed used for skin conditioning. Made by simple extraction of the harvested alga, it is entirely marine-plant derived.
CosIng definition: Porphyra Umbilicalis Extract is an extract of the Alga, Porphyra umbilicalis, Bangiaceae
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.
- 2PORPHYRA UMBILICALIS EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3PORPHYRA UMBILICALIS EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=PORPHYRA%20UMBILICALIS%20EXTRACT