Copper atom is a copper group element atom and a metal allergen.
How much products actually contain
No product states its amount yet.
Of the products containing it, 8 list it before the 1% line and 99 after it (usually 1% or less).
Products using this ingredient
12 of 107 confirmed · likeliest to carry enough first · See all 107
VegamourVegamour GRO+ Advanced Hair Growth & Density Supplements
ColourPopColourPop Punch
ColourPopColourPop Sunnyvale
ColourPopColourPop Swerve
ColourPopColourPop Charmer
ColourPopColourPop Joy Ride
ColourPopColourPop Plum Smash
MorpheMorphe Bi-Liner Dual-Ended Gel Liners
tartetarte tartelette™ toasted mini Amazonian clay palette
ColourPopColourPop Avila Beach
ColourPopColourPop Silver Strand Beach
ColourPopColourPop Summerland Beach
Definition
Copper atom is a copper group element atom and a metal allergen. It has a role as a micronutrient and an Escherichia coli metabolite.
Source: PubChem
US FDA substance register · UNII 789U1901C5 · registered name COPPER · single chemical substance
Copper is a metallic element.
Cosmetic roles
Safety & regulatory references
- Banned
- European Union
- Restricted
- ASEAN · China · European Union · South Korea · Taiwan
- Allowed colourant
- ASEAN · European Union · Taiwan · United Kingdom
Source: EU Cosmetics Regulation · MFDS (Korea) cosmetic regulatory information · ASEAN Cosmetic Directive · Taiwan FDA cosmetic ingredients · UK cosmetics regulations (OPSS) · US FDA color additives · US FDA prohibited and restricted ingredients
Argentina · Brazil
- Field of application and/or use : Dye Substances allowed for all kinds of products.
United States
- Eye Area : Yes
- Generally (Includes Lipsticks) : Yes
- External Use : Yes
Source: MFDS (Korea) cosmetic regulatory information
Korea’s toxic-substance GHS classification: Warning · H400 (category 1) · H410 (category 1)
EU Cosmetics Regulation, Annex IV (allowed colourants), entry 132
Source: EU allowed colourants (Annex IV)
EU Cosmetics Regulation, Annex II (prohibited substances), entry 1726
Restriction IV/132
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name 銅: 本品は、粉末の金属銅からなる着色剤である。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 7440-50-8
- EC No.EU chemical inventory number
- 231-159-6
- DTXSIDUS EPA chemical ID
- DTXSID2023985
- DTXCIDUS EPA compound ID
- DTXCID503985
- IUPAC
- Copper
- Molecular formula
- Cu
- Molecular weight
- 63.546 g/mol
Measured properties
- Odour
- odourless
- Melting/freezing point
- 1059 ℃
- Initial boiling point and range
- 2595 ℃
- Flammability (solid, gas)
- not flammable
- Vapour pressure
- 7.5 nanopascal(20℃)
- Water solubility
- &, lt, 1 ㎎/ℓ (30℃)
- Vapour density
- 8.78 (( g/㎤ ) 20℃)
- Relative density
- 8.94
- n-Octanol/water partition coefficient (Kow)
- -0.57 (est.)
- Auto-ignition temperature
- &, gt, 1059 ℃
- Molecular weight
- 63.546
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 100 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.
- Conductive agent19
- Dye14
- Degradant/impurity (EPA)13
- Alloying element12
- Pigment12
- Corrosion inhibitor5
- Intermediate3
- Plating agent3
12 other uses
- Filler3
- Lubricating agent2
- Surface modifier2
- Hardener2
- Biocide2
- Processing aids not otherwise specified2
- Catalyst1
- Chemical reaction regulator1
- Adhesion/cohesion promoter1
- Semiconductor and photovoltaic agent1
- Abrasive1
- Solvent1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
4 skin studies and 2 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 6 studies
- Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · according to OECD Guideline 406 (Skin Sensitisation) according to EU Method B.6 (Skin Sensitisation) - Classification not possible
Skin Irritation · Screening - Category 1A
Skin Sensitization · Screening - Category 6.5B (Category 1)
Skin Sensitization · Read Across - Classification not possible
Eye Irritation · Screening - Category 6.4A (Category 2A)
Eye Irritation · Read Across
Source: US EPA CompTox dashboard
Related literature
- The Potential Therapeutic Applications of Copper and Its Complexes and Copper Chelation Therapy · 2025
- Phase Change Microcapsule Composite Material with Intelligent Thermoregulation Function for Infrared Camouflage · 2023
- A comparative analysis of the performance of magnetised copper–copper oxide/water and copper–copper oxide/kerosene oil hybrid nanofluids flowing through an extending surface with velocity slips and thermal convective conditions · 2022
- Biofouling and Mitigation Methods: A Review · 2022
- EFFECTS OF HIGH DIETARY COPPER SUPPLEMENTATION ON THE COPPER ACCUMULATION AND TOTAL COPPER CONTENT IN FATTENING PIGS · 2019
Linked databases 28
- ASEAN Cosmetic Directive
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI 2
- China inventory of existing ingredients (IECIC)
- EU allowed colourants (Annex IV)
- EU CosIng ingredient list 2 3 4
- EU Cosmetics Regulation
- EU prohibited substances (Annex II)
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- MFDS (Korea) cosmetic regulatory information 2 3 4
- NIST Chemistry WebBook
- PubChem
- Taiwan FDA cosmetic ingredients
- Tlooto literature search 2 3 4 5
- UK cosmetics regulations (OPSS)
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA color additives
- US FDA prohibited and restricted ingredients 2
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · Korean · English · Japanese · Chinese