SkinAtlas
Ingredient library / Cyclohexasiloxane
Emollient ingredient

Cyclohexasiloxane

A volatile cyclic silicone (D6) that imparts a lightweight, silky finish; subject to EU REACH concentration restrictions due to environmental persistence concerns.

Also known as: d6, d6 silicone

emollientsolvent

Benefits

  • ✓Provides a lightweight, silky, fast-drying feel
  • ✓Improves spreadability

Watch for

  • ⚠EU REACH Regulation (EU) 2024/1328 restricts D6 to <0.1% in both rinse-off and leave-on cosmetics from 6 June 2027
  • ⚠Classified as a Substance of Very High Concern (SVHC) by ECHA due to environmental persistence and bioaccumulation (vPvB)
At a glance
CategoryEmollient
IrritancyLow–moderate
Beginner-friendlyYes
In your routine

Generally well-tolerated and easy to layer.

Found in 22 products
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Products with Cyclohexasiloxane

Concentrated Ginseng Renewing Cream EXMoisturizer
Sulwhasoo
Concentrated Ginseng Renewing Cream EX
Triple Retinol Repair SerumSerum
Some By Mi
Triple Retinol Repair Serum
Hyaluronic Acid Water EssenceEssence
Isntree
Hyaluronic Acid Water Essence
Ginseng Royal Silk Watery CreamMoisturizer
Nature Republic
Ginseng Royal Silk Watery Cream
Azulene 147HA Intensive Soothing CreamMoisturizer
Dr. Althea
Azulene 147HA Intensive Soothing Cream
Mugwort Calming CreamMoisturizer
Round Lab
Mugwort Calming Cream