Fermentation-derived diol used as a humectant and solvent that can also support preservation. A green, biotech-sourced alternative to conventional glycols with a light skin feel.
Function & Common Use
Humectant / Solvent / Preservative booster
Solvent / Carrier
Moisturisers, serums, natural preservative blends
Plant-derived (sugar fermentation) or synthetic
Concentration Limits
No specific limit under CR 2020 in source checked
No specific limit; use at self-determined safe level per safety assessment
No specific 21 CFR cosmetic limit identified in source checked
No specific MFDS limit identified in source checked
Baby restriction: None identified for standard cosmetic use
Pregnancy: No specific restriction identified in source checked; standard cosmetic use
Frequently Asked Questions
Is 2,3-Butanediol safe to use in skincare?
2,3-Butanediol has a Low concern rating from The Clean Sheet. Fermentation-derived diol used as a humectant and solvent that can also support preservation. A green, biotech-sourced alternative to conventional glycols with a light skin feel.
Is 2,3-Butanediol allowed in India?
2,3-Butanediol is currently classified as "Permitted; regulated as a cosmetic ingredient under CR 2020" under Indian cosmetics regulations. The maximum permitted concentration is No specific limit under CR 2020 in source checked.
What is 2,3-Butanediol used for in cosmetics?
2,3-Butanediol functions as: Humectant / Solvent / Preservative booster. It is commonly found in: Moisturisers, serums, natural preservative blends.
Is 2,3-Butanediol safe for babies?
2,3-Butanediol has baby/child restrictions: None identified for standard cosmetic use. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.
Regulatory Status
Permitted; regulated as a cosmetic ingredient under CR 2020
Permitted; no specific 21 CFR cosmetic restriction identified in source checked
Permitted; no specific MFDS restriction identified in source checked
Cosmetic ingredient under AICIS; standard framework applies; no therapeutic listing unless therapeutic claims made
Not listed as restricted on Health Canada Cosmetic Ingredient Hotlist in source checked; standard cosmetic notification applies
Identifiers
Want to check if your product contains 2,3-Butanediol?
Analyse a Product