What it is
C9–12 Alkane is a mixture of saturated hydrocarbons containing 9 to 12 carbon atoms. In cosmetic formulations, it functions as an emollient and solvent, helping improve spreadability and skin feel.
Mode of Usage pertaining to the discussion below
Topical application in cosmetics and personal care products.
Main function in a topical product
Skin Conditioning/Emollient/Solvent.
Safety Profile (Based on regional guidelines)
| European Union – CIR | No specific data |
| European Union – SCCS | No specific data |
| US FDA | No specific data |
| ASEAN guidelines | No specific data |
Safety in special situations
Pregnancy There is no known pregnancy specific concern with C9–12 alkanes in topical cosmetic use.
Nursing Mothers No specific concern has been identified with using C9–12 alkanes on the skin while breastfeeding.
Babies under 2 years Based on the available information, C9–12 alkanes has no stated limits on use in skincare for babies under 2 years of age.
Children under 12 years There are no known specific restrictions on using C9–12 alkanes on the skin of children under 12.
Individuals with cancer history/ risk There is no known concern with using C9–12 alkanes on your skin if you have a personal or family history of cancer.
Environmental and Ecological Concerns
| Vegan | Yes. |
| Natural/Synthetic | This ingredient can come from natural sources or be made synthetically. If you’d like to know which version is in your product, check the product label or ask the brand. |
| Biodegradable | No specific biodegradability concern was identified based on currently available data. |
| Ecotoxicity | No specific ecotoxicity concern was identified based on currently available data. |
Attributes
Comedogenicity This ingredient is not known to clog pores.
Acne prone skin Generally suitable for acne prone skin.
Sensitive skin No specific concern for sensitive skin was identified based on currently available data.
Conclusion C9-12 alkane is considered safe as per the current practices of use.
References
- COSMILE Europe. C9–12 Alkane. Ingredient Information and Cosmetic Functions.
- National Center for Biotechnology Information (NCBI). PubChem. C9–12 Alkane.
- U.S. Food and Drug Administration (FDA). C9–12 Alkane.
Last updated: 24-Sep-2026
Disclaimer
The above information is based on ongoing toxicology research and scientific review by the CHOSEN® R&D team. We aim to update this information as new and relevant scientific evidence becomes available. If you have any inputs or suggestions regarding the information above, please email us at ingredients@chosenstore.in.