CYCLOMETHICONE
CYCLOMETHICONE
Cyclomethicone is a synthetic silicone polymer. It acts as an emollient and solvent in cosmetic formulations. It is also used as a hair conditioning and perfuming agent.
Skin conditioningEmollientProhibited in the EUSuspected CMREndocrine disruptor (suspected)
Ingredient
Roles & functions
Skin conditioning — Keeps the skin in good condition and protects it; improves its comfort.
Emollient — Softens and smooths the skin while limiting water loss.
Hair conditioning — Improves the appearance, softness and manageability of the hair.
Perfuming — Adds a scent to the product or masks the odour of raw materials.
Solvent — Dissolves other ingredients to incorporate them into the formula.
Regulatory framework
What the authorities say
| Authority | Status |
|---|---|
| Commission européenne (CosIng, Règl. 1223/2009) | Interdit (Annexe II) — Octamethylcyclotetrasiloxane; D4 |
| Classification CLP harmonisée (ECHA, Annexe VI Règl. 1272/2008) — maj Fri, 07 Aug 2026 16:37:29 GMT | Reprotoxique — suspecté |
| Endocrine Disruptor Lists (autorités UE, edlists.org) — maj Fri, 07 Aug 2026 16:37:31 GMT | Perturbateur endocrinien — suspecté |
| ECHA — Candidate List of substances of very high concern (SVHC, REACH Art. 59) — maj Fri, 17 Jul 2026 12:03:10 GMT | Identified as SVHC on the basis of PBT / vPvB (persistence, bioaccumulation) — Candidate list since June 27, 2018 |
| European Commission (Reg. 1223/2009, Annex III) | No cosmetic allergen subject to mandatory labelling |
| European Commission (EU catalogue of nanomaterials, Reg. 1223/2009) | No referenced nanoform |
| European Commission — Annex II (Reg. 1223/2009) — maj Fri, 07 Aug 2026 16:37:22 GMT | Prohibited in cosmetics (Annex II) — Octamethylcyclotetrasiloxane; D4 — Annexe II, entrée 1388 |
Last verified :
Products
Products containing it
ErborianSoin Matifiant Visage 5En1 De 15ml
ErborianBB Eye Touche Parfaite, 15ml
AveneBody Déodorant Régulateur Bille Peaux Sensibles, 50ml
ErborianCc Dull Correct, 15ml
ErborianCc Dull Correct, 45ml
ErborianCc Eye Clair, 10ml
ErborianCc Eye Dore, 10ml
AveneCrème Solaire Haute Protection Spf30, 50ml
ErborianPink Primer & Care au Diospyros Kaki, 15ml
ErborianPink Primer & Care au Diospyros Kaki, 45ml
ErborianYuza Sorbet Émulsion Légère Vitaminée, 50ml
A-DermaExomega Control Crème Émollient Anti-Grattage, 400ml
Statistics
In Lou’s database
22
products listed
| Most frequent categories | Eye contour · Complexion · Hydration · Intimate hygiene · Makeup |
| Most frequent brands | Erborian · Avene · Saforelle · A-Derma · Akileine |
🔒
This information is reported factually and with attribution (authorities and publications cited). It does not constitute medical advice, for your situation, ask a pharmacist or a healthcare professional for advice.
A question about this ingredient?
Lou answers you and looks at your products with you, in store.