Iron ammonium citrate
1185-57-5 · 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium iron(3+) salt · 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium iron(3+) salt (1:?:?) · 2-HYDROXY-1,2,3-PROPANETRICARBOXYLIC ACID AMMONIUM IRON (3+) SALT · Ammonii ferri citras · Ammonium ferric citrate · Ammonium iron(3+) 2-hydroxy-1,2,3-propanetricarboxylate · Ammonium iron(3+) citrate · Ammonium iron(III) citrate · Citric acid, ammonium iron salt, green · Citric acid, ammonium iron(3+) salt · Ferri Seltz · Ferri-ammoniumcitrat, braunes · FERRIC AMMONIUM CITRATE · FERRIC AMMONIUM CITRATE (USP) · FERRIC AMMONIUM CITRATE CONTAINS NOT LESS THAN 16.5 PERCENT AND NOT MORE THAN 18.5 PERCENT OF IRON · Ferric Ammonium Citrate, Brown · Ferric ammonium citrate, green · Ferriseltz · Ferrum citricum ammoniatum fuscum · HSDB 446 · Ins no.381 · Ins-381 · Iron ammonium citrate · Iron ammonium citrate, green · iron(3+) 2-hydroxypropane-1,2,3-tricarboxylic acid amine · UVP74NG1C5 · E381 · Iron ammonium citrateIron ammonium citrate is an anticaking agent for salt and an iron source.
Where it is and isn’t permitted
| Jurisdiction | Status | Scope and limits | Citation |
|---|---|---|---|
| United States | Permitted, with conditions | 21 CFR 172.430retrieved 2026-09-07 | |
| Codex Alimentarius | Not listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited. |
What it is made from
Made by dissolving an iron compound in citric acid and neutralising with ammonia.
- Vegan
- Vegetarian
- InChIKey
- FRHBOQMZUOWXQL-UHFFFAOYSA-N
- PubChem
- CID 118984355
Every name it appears under
29 recorded names. A label may use any of them.
E number
- E381
CAS registry number
- 1185-57-5
As it appears in regulation
- Iron ammonium citrate
Other names
- 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium iron(3+) salt
- 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium iron(3+) salt (1:?:?)
- 2-HYDROXY-1,2,3-PROPANETRICARBOXYLIC ACID AMMONIUM IRON (3+) SALT
- Ammonii ferri citras
- Ammonium ferric citrate
- Ammonium iron(3+) 2-hydroxy-1,2,3-propanetricarboxylate
- Ammonium iron(3+) citrate
- Ammonium iron(III) citrate
- Citric acid, ammonium iron salt, green
- Citric acid, ammonium iron(3+) salt
- Ferri Seltz
- Ferri-ammoniumcitrat, braunes
- FERRIC AMMONIUM CITRATE
- FERRIC AMMONIUM CITRATE (USP)
- FERRIC AMMONIUM CITRATE CONTAINS NOT LESS THAN 16.5 PERCENT AND NOT MORE THAN 18.5 PERCENT OF IRON
- Ferric Ammonium Citrate, Brown
- Ferric ammonium citrate, green
- Ferriseltz
- Ferrum citricum ammoniatum fuscum
- HSDB 446
- Ins no.381
- Ins-381
- Iron ammonium citrate
- Iron ammonium citrate, green
- iron(3+) 2-hydroxypropane-1,2,3-tricarboxylic acid amine
- UVP74NG1C5
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
Full licence terms and publisher details on Sources. How this page is built and updated: Method.
Machine-readable:/api/v1/additives/iron-ammonium-citrate.json