Moderate Cosmetic Ingredient GHS Classified

Carbon Dioxide

INCI: CARBOCYSTEINE

CAS Number
124-38-9
Function
Propellant, viscosity controlling agent in carbonated cosmetic products
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes GRAS (Generally Recognized As Safe). Permitted in cosmetics

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

GHS Hazard Classification

Globally Harmonized System classification per ECHA C&L inventory and ILO/WHO International Chemical Safety Cards.

Signal Word
WARNING
Pictograms
cylinder;gas
Hazard Statements
Contains gas under pressure; may explode if heated
Short-term Exposure Effects
Rapid evaporation of the liquid may cause frostbite. Inhalation of high levels may cause effects on multiple organs. This may result in acidosis and impaired functions. Exposure at high concentrations could cause asphyxiation. See Notes.
Long-term Exposure Effects
The substance may have effects on the metabolism. This may result in impaired functions.
Routes of Exposure
The substance can be absorbed into the body by inhalation.

Expert Verdict

Carbon dioxide is a permitted propellant and viscosity controlling agent used in carbonated cosmetic formulations with established safety.

⚠️
Concern Level: Moderate

Regulatory Flags

fda_food_additive jecfa_safe

Frequently Asked Questions

Is Carbon Dioxide safe in cosmetics?

Carbon dioxide is a permitted propellant and viscosity controlling agent used in carbonated cosmetic formulations with established safety. The EU classifies Carbon Dioxide as "permitted". Safety rating: MODERATE.

Is Carbon Dioxide allowed in the EU?

Carbon Dioxide EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Carbon Dioxide do in cosmetics?

Carbon Dioxide functions as: Propellant, viscosity controlling agent in carbonated cosmetic products. It is classified as a cosmetic ingredient in our database. CAS number: 124-38-9.

What is the Margin of Safety for Carbon Dioxide?

not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

Is Carbon Dioxide classified as hazardous under GHS?

Carbon Dioxide carries a GHS signal word of "WARNING". Hazard statements: Contains gas under pressure; may explode if heated. This classification is based on the ILO/WHO International Chemical Safety Card and ECHA C&L inventory data. Note: GHS classification applies to the pure substance — at cosmetic use concentrations, hazard thresholds may not be met.

Compliance Tools

Check Carbon Dioxide compliance across multiple jurisdictions:

🔬
Ingredient Decoder
Paste a full ingredient list for instant analysis
 🌸
82 Allergen Checker
Check for EU declarable fragrance allergens
 🧪
Substance Compliance
Check compliance across 55 jurisdictions
 🧮
MoS Calculator
Calculate Margin of Safety using SCCS methodology
 ⚗️
Heavy Metal Limits
Compare limits across jurisdictions

Related Ingredients

Dimethylacrylamide/Ethyltrimonium Chloride Methacrylate Copolymer
Good
Potassium Oxidized Microcrystalline Cera
Good
Isoprene/MA/Methoxy PEG-40 Copolymer
Good
Dipentaerythrityl Pentahydroxystearate/Pentaisostearate
Good
Propylene Carbonate
Good
Browse all 30,000+ ingredients →
📱

Is Carbon Dioxide in Your Products?

Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free →

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Carbon Dioxide in your formulation.

Ingredient Decoder MoS Calculator