Database/Skin Conditioning/Ulva Rigida Extract
100% natural origin · ISO 16128

Is Ulva Rigida Extract natural?

Yes. Direct extract of Ulva rigida sea lettuce; algal material is natural origin by definition.

INCI nameUlva Rigida Extract
FunctionSkin Conditioning
FeedstockDominant feedstock is whole Ulva rigida seaweed, water-…

How we scored it

Whole-alga extract; all mass from seaweed biomass, no synthetic steps. 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

Dominant feedstock is whole Ulva rigida seaweed, water- or solvent-extracted. No alternative synthetic route exists.

In plain English

An extract made from a green sea lettuce seaweed. Used in skincare to help condition the skin.

CosIng definition: Ulva Rigida Extract is the extract of the alga, Ulva rigida.

References

  1. 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.
  2. 2ULVA RIGIDA EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  3. 3ULVA RIGIDA EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=ULVA%20RIGIDA%20EXTRACT