Bis-Hydroxyethoxypropyl Dimethicone

What is Bis-Hydroxyethoxypropyl Dimethicone?

Bis-Hydroxyethoxypropyl Dimethicone is a synthetic organosilicon compound, a modified form of dimethicone featuring hydroxyethoxypropyl chains attached to provide hydrophilic properties. This alteration improves its solubility in water-based systems compared to standard silicones. Primarily categorized as a conditioning agent in cosmetics, it appears in skincare creams, lotions, serums, and hair products. In formulations, it works by depositing a thin, flexible film on the skin or hair, which fills in surface imperfections for a smoother texture, facilitates even product spread, and creates a subtle barrier to limit water evaporation. Its dual hydrophobic-hydrophilic nature allows lightweight emolliency without greasiness, enhancing overall sensory experience like silkiness and quick absorption.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1 View on EWG →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Emollient
Softens and smooths skin by filling in surface roughness and improving slip; can also help reduce moisture loss when paired with occlusives and film formers.
Skin conditioning agent
Maintains skin softness, smoothness, and flexibility.

Benefits

Provides a smooth, soft feel by filling skin surface roughness.

Supports skin barrier function to help minimize moisture evaporation.

Enhances product application with improved glide and non-sticky finish.

Who It's For

A quick guide for who this ingredient may suit (and who should be cautious).

Who May Benefit Who Should Avoid
Individuals with dry or textured skin seeking softness.
People with rare silicone sensitivities.
Users of water-based products wanting better conditioning.
Individuals preferring completely natural or silicone-free formulas.
Those desiring lightweight, silky textures in daily routines.
Those experiencing contact dermatitis from silicones, though uncommon.

Safety Notes

  • Considered safe for cosmetic use with low hazard potential.
  • Non-comedogenic, suitable for acne-prone skin types.

Frequently Asked Questions about Bis-Hydroxyethoxypropyl Dimethicone

Is Bis-Hydroxyethoxypropyl Dimethicone irritating?

It has low irritation potential based on cosmetic safety assessments.

Does it cause acne?

No, it carries a comedogenic rating of zero.

What skin types suit it best?

Ideal for dry, normal, or combination skin needing smoothness and hydration support.