Ferrous lactate
5905-52-2 · 85993-25-5 · 92542-68-2 · (S)-Bis(lactato-O1,O2)iron · 2-hydroxypropanoate;iron(2+) · 2-hydroxypropanoic acid, iron(2+) salt · C6H10FeO6 · DKKCQDROTDCQOR-UHFFFAOYSA-L · E 585 · Ferro drops · Ferrous lactate · ferrous;2-hydroxypropanoate · HSDB 462 · INS NO.585 · INS-585 · Iron dilactate · Iron(2+) 2-hydroxypropanoate, (2:1) · iron(2+) bis(2-hydroxypropanoate) · Iron(2+) lactate · Iron(2+) lactate, (2:1) · IRON(II) 2-HYDROXYPROPANOATE · Iron(II) lactate · Iron(II) lactate hydrate · IRON, BIS(2-(HYDROXY-.KAPPA.O)PROPANOATO-.KAPPA.O)-, (T-4)- · Lactic acid, iron(2+) salt (2:1) · LACTIC ACID, IRON(II) SALT (2:1) · Propanoic acid, 2-hydroxy-, iron(2+) salt (2:1) · E585 · 585 · iron(2+) bis(2-hydroxypropanoate) · Ferrous lactateE number E585INS 585CAS 5905-52-2
Used as a colour retention agent.
Ferrous lactate is an iron fortificant and colour retention agent, used in olives and in fortified foods.
Where it is and isn’t permitted
| Jurisdiction | Status | Scope and limits | Citation |
|---|---|---|---|
| United States | Permitted | 21 CFR 184.1311and 1 further provisionretrieved 2026-09-07 | |
| Codex Alimentarius | Permitted, with conditions | 1 food category highest permitted level 150 mg/kg | CXS 192-1995 Table One, INS 585, food category 04.2.2.3retrieved 2026-09-07 |
What it is made from
Made by reacting an iron salt with fermentation-derived lactic acid.
- Vegan
- Vegetarian
- CAS registry number
- 5905-52-2
- InChIKey
- DKKCQDROTDCQOR-UHFFFAOYSA-L
- PubChem
- CID 22197
Every name it appears under
31 recorded names. A label may use any of them.
E number
- E585
INS number
- 585
CAS registry number
- 5905-52-2
- 85993-25-5
- 92542-68-2
As it appears in regulation
- Ferrous lactate
Other names
- (S)-Bis(lactato-O1,O2)iron
- 2-hydroxypropanoate;iron(2+)
- 2-hydroxypropanoic acid, iron(2+) salt
- C6H10FeO6
- DKKCQDROTDCQOR-UHFFFAOYSA-L
- E 585
- Ferro drops
- Ferrous lactate
- ferrous;2-hydroxypropanoate
- HSDB 462
- INS NO.585
- INS-585
- Iron dilactate
- Iron(2+) 2-hydroxypropanoate, (2:1)
- iron(2+) bis(2-hydroxypropanoate)
- Iron(2+) lactate
- Iron(2+) lactate, (2:1)
- IRON(II) 2-HYDROXYPROPANOATE
- Iron(II) lactate
- Iron(II) lactate hydrate
- IRON, BIS(2-(HYDROXY-.KAPPA.O)PROPANOATO-.KAPPA.O)-, (T-4)-
- Lactic acid, iron(2+) salt (2:1)
- LACTIC ACID, IRON(II) SALT (2:1)
- Propanoic acid, 2-hydroxy-, iron(2+) salt (2:1)
Systematic names
- iron(2+) bis(2-hydroxypropanoate)
Hazard reference values
No reference value for this substance in the sources we hold.
Evidence and how bodies read it
Studies, and the differing conclusions regulators drew from them, are curated by hand rather than machine-read, and none has been written for this substance yet.
Sources for this page
- ecfr retrieved 2026-09-07
- gsfa retrieved 2026-09-07
Full licence terms and publisher details on Sources. How this page is built and updated: Method.
Machine-readable:/api/v1/additives/ferrous-lactate.json