Ferrous fumarate is a dicarboxylic acid.
Definition
Ferrous fumarate is a dicarboxylic acid.
Source: PubChem
US FDA substance register · UNII R5L488RY0Q · registered name Ferrous Fumarate · single chemical substance
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
Reviewed by CIR: Final Report on the Safety Assessment of Fumaric Acid and Related Salts and Esters as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 141-01-5
- EC No.EU chemical inventory number
- 205-447-7
- DTXSIDUS EPA chemical ID
- DTXSID7047148
- DTXCIDUS EPA compound ID
- DTXCID5027148
- IUPAC
- Iron(2+) (2E)-but-2-enedioate
- Molecular formula
- C4H2FeO4
- Molecular weight
- 169.901 g/mol
Measured properties
- Appearance
- solid
- pH
- 4.76
- Flash point
- 197 ℃
- Flammability (solid, gas)
- not flammable
- Vapour pressure
- 0 ㎩ (25℃)
- Water solubility
- 1400 ㎎/ℓ (25℃)
- Vapour density
- 2.618 g/㎤
- Relative density
- 2.435 ( at 25C)
- n-Octanol/water partition coefficient (Kow)
- 0.62 (log Pow)
- Decomposition temperature
- 325.2~330.2 ℃
- Molecular weight
- 169.9
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 2 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Flavouring and nutrient1
- Softener and conditioner1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
1 skin studies and 1 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 2 studies
- Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · other guideline: as mentioned below according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: as mentioned below according to
Source: US EPA CompTox dashboard
Related literature
- Supplementation of Yellow River carp diet with lutein and ferrous fumarate: Growth performance, digestive enzyme activity, skin pigmentation, and intestinal microbiota · 2025
- Ferrous fumarate nanoliposomes: Formulation, characterization, and diffusion profiles · 2024
- BH12 A case of reverse ageing phenomenon of the hair secondary to vitamin B supplementation · 2024
- Hepcidin-guided screen-and-treat interventions for young children with iron-deficiency anaemia in The Gambia: an individually randomised, three-arm, double-blind, controlled, proof-of-concept, non-inferiority trial · 2022
- A RASH FROM PROGESTERONE, ESTROGEN, OR IRON: OCPs HAVE THEM ALL BUT WHO'S TO BLAME · 2018
Linked databases 17
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- EU CosIng ingredient list 2
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- PubChem
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US Cosmetic Ingredient Review (CIR) 2
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English · Chinese