Dimethicone

CAS: 9006-65-9 | Synonyms: Polydimethylsiloxane, Silicone Oil, Dimethylpolysiloxane +2

Safer alternative: Cyclomethicone

Toxicity Score

2 /10
Lower Risk

Primary Concern

Under review

Found In

Moisturizers, Foundations, Conditioners

Persona Risk

Low Risk for Skin & Allergy

Put Simply

Dimethicone is like a silky shield for your skin or hair, helping to lock in moisture and give a smooth, soft feel. It's found in lots of beauty products like lotions and conditioners. The good news is that it's considered very safe, with low risk of causing any problems, even if you use it often.

Clinical Summary

Dimethicone is a type of silicone used in cosmetics and personal care products for its moisturizing and skin-protecting properties. It forms a barrier on the skin's surface, helping to retain moisture while also providing a silky feel. Clinical studies have shown dimethicone to be non-irritating and safe for skin, with little to no associated health risks even with prolonged use.

What This Score Means

Lower Risk. This ingredient scores 2/10. Generally considered safer, though individual sensitivities may vary. Always check with your healthcare provider for specific concerns.

Regulatory Status

Cross-referenced safety assessments from regulatory bodies

Organization
Rating
Concern
EWG
1
Low hazard
ECHA
Registered
No significant concern

Also Listed On Labels As

Polydimethylsiloxane Silicone Oil Dimethylpolysiloxane Dimeticone Simethicone

Risk by Health Profile

Skin & Allergy Low Risk

Dimethicone is generally non-irritating but may cause mild issues in those with very sensitive skin.

Frequently Asked Questions

Sources & Citations

  1. [1]
    PubMed Central (PMC5806074)
  2. [2]
  3. [3]

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