Database/Skin Conditioning/Ferrous Gluconate
100% natural origin · ISO 16128

Is Ferrous Gluconate natural?

Yes. Gluconic acid comes from glucose fermentation; iron is a natural mineral, so the whole salt is natural origin.

INCI nameFerrous Gluconate
CAS299-29-6
FunctionSkin Conditioning
FeedstockMade by neutralizing fermentation-derived gluconic acid with an…

How we scored it

Gluconic acid (fermentation product of glucose, natural) + Fe2+ (natural mineral counter-ion). All atoms natural.
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 neutralizing fermentation-derived gluconic acid with an iron mineral source. Both fragments are natural origin.

In plain English

An iron mineral salt of gluconic acid, made by fermenting glucose. Used as a skin-conditioning ingredient in cosmetic formulas.

Structure

2D structure of Ferrous Gluconate

PubChem CID 23616740 ↗

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. 2Ferrous Gluconate. PubChem CID 23616740. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3FERROUS GLUCONATE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4FERROUS GLUCONATE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=FERROUS%20GLUCONATE