Is FULVIC ACID safe to use in EU cosmetics?

FULVIC ACID is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Always verify against the current official CosIng database before formulating.

What other records share CAS 479-66-3?

CAS 479-66-3 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 8716615/10/2010

FULVIC ACID

1H,3H-Pyrano[4,3-b][1]benzopyran-9-carboxylic acid, 4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo

FULVIC ACID is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 479-66-3

CAS 479-66-3PubChem CID 5359407

4,10-Dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-1H,3H-pyrano(4,3-b)(1)benzopyran-9-carboxylic acid

FCYKAQOGGFGCMD-UHFFFAOYSA-N has been reported in Penicillium restrictum, Penicillium striatisporum, and Penicillium with data available. — LOTUS - the natural products occurrence database

IUPAC name: 3,7,8-trihydroxy-3-methyl-10-oxo-1,4-dihydropyrano[4,3-b]chromene-9-carboxylic acid

Molecular formula: C14H12O8
Molecular weight: 308.24 g/mol
Exact mass: 308.05321734 Da
XLogP3: 0.3
Topological polar surface area: 134.0 Å²
Hydrogen-bond donors: 4
Hydrogen-bond acceptors: 8
Covalent units: 1
Defined stereocentres: 0

Also known as

XII14C5FXV4,10-Dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-1H,3H-pyrano[4,3-b][1]benzopyran-9-carboxylic acid1H,3H-Pyrano(4,3-b)(1)benzopyran-9-carboxylic acid, 4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-1H,3H-Pyrano[4,3-b][1]benzopyran-9-carboxylic acid, 4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-ROK fulvic acid3,7,8-trihydroxy-3-methyl-10-oxo-1,4-dihydropyrano(4,3-b)chromene-9-carboxylic acidWaterrok fulvic acidRefChem:56647

16 more reported names

3,4-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-1H, 10H-pyrano(4,3-b)(1)benzopyran-9-carboxylic acid954-817-03,7,8-Trihydroxy-3-methyl-10-oxo-1,3,4,10-tetrahydropyrano[4,3-b]chromene-9-carboxylic acidFULVIC ACID PURITY 95%1H,3H-Pyrano[4,3-b][1]benzopyran-9-carboxylic acid,4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-UNII-XII14C5FXVCoriolus extractShilajit ExtractFlorida Peat Fulvic AcidC14H12O8SAI_0011HB3900EBC-6163563,7,8-trihydroxy-3-methyl-10-oxo-1H,3H,4H,10H-pyrano[4,3-b]chromene-9-carboxylic acidDA-53427HY-122515

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID00861991
PubMed:26406424
PubMed:25888188
PubMed:24191153
PubMed:24063298
PubMed:22940640
PubMed:21785188
PubMed:21331654
PubMed:10398891
PubMed:10090708
PubMed:8435081
PubMed:8291220

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for FULVIC ACID

INCI name

FULVIC ACID

Description

1H,3H-Pyrano[4,3-b][1]benzopyran-9-carboxylic acid, 4,10-dihydro-3,7,8-trihydroxy-3-methyl-10-oxo

Record provenance

Inventory reference: 87166
Imported identity: FULVIC ACID
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for FULVIC ACID

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Key data

CAS

479-66-3

—

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#10679 · FULVIC ACID

Ingredients with overlapping formulation functions

FUCUS VESICULOSUSSKIN CONDITIONING

FUCUS VESICULOSUS EXTRACTSKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SMOOTHING, SOOTHING

FUCUS VESICULOSUS POWDERSKIN CONDITIONING

FULLERENESANTIMICROBIAL, SKIN CONDITIONING

FUMARIA OFFICINALIS EXTRACTSKIN CONDITIONING

FUMARIA OFFICINALIS FLOWER/LEAF/STEM EXTRACTSKIN CONDITIONING

FUMARIA OFFICINALIS LEAF EXTRACTSKIN CONDITIONING

FURCELLARIA LUMBRICALIS EXTRACTSKIN CONDITIONING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How FULVIC ACID appears in the CosIng inventory

The CosIng inventory lists FULVIC ACID as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

FULVIC ACID is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

FULVIC ACID is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, FULVIC ACID carries the following function designation(s):

SKIN CONDITIONING

CAS 479-66-3 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for FULVIC ACID

This page reproduces the CosIng inventory entry for FULVIC ACID from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research FULVIC ACID and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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