Dimethicone PEG-7 Cocoate

What is Dimethicone PEG-7 Cocoate?

Dimethicone PEG-7 Cocoate is a synthetic compound derived from dimethicone, a polydimethylsiloxane silicone, chemically modified with a polyethylene glycol chain of seven units and esterified with coconut-derived fatty acids. This structure makes it hydrophilic and soluble in water, distinguishing it from traditional insoluble silicones. Primarily used in rinse-off formulations such as shampoos, conditioners, body washes, and light creams, it serves multiple roles by lowering surface tension for better cleansing and foaming, stabilizing oil-in-water emulsions through interfacial film formation, and depositing a thin conditioning layer that reduces friction for smoother texture on hair shafts and skin surfaces without heavy buildup.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 3 View on EWG →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Hair conditioning
Improves softness, shine, and manageability by reducing friction and static; commonly achieved with cationic agents, silicones, oils, or conditioning polymers.
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.
Slip modifier
Improves the spreadability and glide of products on skin.
Surfactant
Lowers surface tension to enable cleansing, emulsifying, and foaming; central to shampoos, body washes, and many emulsions and micellar systems.
Emulsifying agent
Enables stable mixing of oil and water phases by forming an interfacial film, helping create lotions, creams, and cleansers with consistent texture.
Skin conditioning agent
Maintains skin softness, smoothness, and flexibility.

Benefits

Enhances hair softness and manageability by minimizing static and tangles.

Smooths skin texture and improves product spreadability as a lightweight emollient.

Supports stable emulsions in cleansers and conditioners for consistent application.

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 frizzy hair seeking rinse-off conditioning.
People sensitive to polyethylene glycol derivatives.
Users of foaming cleansers needing better slip and mildness.
Those with allergies to coconut-derived ingredients.
Those preferring lightweight formulas that avoid residue.
Users opting for completely silicone-free products.

Safety Notes

  • Considered safe for use in cosmetics by regulatory reviews, with low comedogenic potential.
  • Potential for trace impurities common to PEG compounds; choose products from reputable manufacturers.

Frequently Asked Questions about Dimethicone PEG-7 Cocoate

What products commonly contain Dimethicone PEG-7 Cocoate?

It appears in shampoos, conditioners, body washes, and emulsified cleansers for conditioning and stabilization.

Is it suitable for acne-prone skin?

With a comedogenic rating of zero, it poses low risk of pore clogging.

Does it leave a residue on hair?

No, its water-dispersible design ensures it rinses away easily.