Cyclohexasiloxane
Dodecamethylcyclohexasiloxane (D6)
Similar to D5, environmental bioaccumulation concern; restricted in rinse-off in EU
Function & Common Use
Solvent / Emollient
Silicone
Conditioners, rinse-off hair products
Synthetic
Concentration Limits
No formal limit
Max 0.1% in rinse-off (EU)
No specific 21 CFR cosmetic limit identified in source checked; EU limit reference: Max 0.1% in rinse-off (EU)
No specific MFDS limit identified in source checked; verify if ingredient is used in a Korean functional cosmetic category
Format restriction: Rinse-off: max 0.1% EU
Baby restriction: Avoid in baby rinse-off
Pregnancy: Caution during pregnancy; endocrine disruption data; precautionary avoidance of high-frequency leave-on use.
Frequently Asked Questions
Is Cyclohexasiloxane safe to use in skincare?
Cyclohexasiloxane has a Medium concern rating. Similar to D5, environmental bioaccumulation concern; restricted in rinse-off in EU
Is Cyclohexasiloxane allowed in India?
Cyclohexasiloxane is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is No formal limit.
What is Cyclohexasiloxane used for in cosmetics?
Cyclohexasiloxane functions as: Solvent / Emollient. It is commonly found in: Conditioners, rinse-off hair products.
Is Cyclohexasiloxane safe for babies?
Cyclohexasiloxane has baby/child restrictions: Avoid in baby rinse-off. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.
Regulatory Status
EU Annex: EU Annex III
Identifiers
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