Ingredient review
Glycereth-17 Cocoate
INCI: GLYCERETH-17 COCOATE
A gentle, coconut-derived ingredient that cleanses without stripping and leaves skin feeling soft.
In plain English
Glycereth-17 Cocoate is a mild cleansing and softening ingredient made from glycerin (a natural humectant) and fatty acids from coconut oil. It helps remove dirt and oil from your skin without causing dryness or irritation, and it leaves a light, smooth feel behind. Think of it as a kinder alternative to harsh soaps.
Review score
Safety, usefulness, and evidence
Potentially useful with some tradeoffs
The evidence base is useful, but some claims depend heavily on the formula.
Risk flags are low for most users, though the finished product can still irritate.
- Source
- semi synthetic
- Evidence
- moderate
- Irritation
- low
- Clogging risk
- low
Quick decision guide
Useful, but context matters
Glycereth-17 Cocoate is generally a lower-concern ingredient when the full formula suits your skin.
Plain-English read
Treat this as a practical screening step before you compare products that contain this ingredient.
- Step 1Start with the score, then check the irritation and clogging risk before judging Glycereth-17 Cocoate.
- Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
- Step 3If a product stings, breaks you out, or worsens irritation, judge the finished formula and stop using it even if the ingredient scores well.
Score terms in plain English
Irritation risk
lowLess likely to sting, burn, or bother most users, though sensitive skin can still react.
Clogging risk
lowLess likely to feel heavy or contribute to clogged pores for most skin types.
Evidence level
moderateThere is useful support, but formula details and claim strength still matter.
What it is
A semi-synthetic compound created by reacting glycerin (a sugar alcohol) with coconut oil fatty acids, then adding ethylene oxide to make it water-soluble. It functions as both an emollient (softener) and a mild surfactant (cleanser).
How it works
In a cleanser, Glycereth-17 Cocoate helps water mix with oil and dirt so they can be rinsed away. At the same time, its glycerin backbone attracts moisture to the skin, preventing the dryness that many cleansers cause. It also leaves a thin, non-greasy film that makes skin feel smooth.
Pros
Very gentle on skin
Unlike harsh sulfates, this ingredient cleanses without stripping your skin's natural moisture barrier, making it ideal for daily use on sensitive or dry skin.
Adds softness while cleansing
It leaves a light emollient film that helps skin feel smooth and hydrated after washing, reducing the need for a separate moisturizer immediately after.
Cons and cautions
Limited cleansing power
Because it's so mild, it may not effectively remove heavy makeup, waterproof sunscreen, or long-wearing products, requiring a double-cleansing step.
Potential tackiness in leave-on products
If used at high levels in creams or lotions, it can leave a slightly sticky or tacky feel on the skin, which some people find unpleasant.
Best for
- People with dry or sensitive skin looking for a gentle cleanser
- Anyone who prefers mild, coconut-derived cleansing ingredients
Use caution if
- Those who need a strong, deep cleanser for heavy makeup or waterproof products
Usage tips
Safety summary
Glycereth-17 Cocoate is considered safe for use in cosmetics at typical concentrations. It has low irritation and sensitization potential, making it suitable for sensitive skin. No significant safety concerns have been reported in regulatory reviews.
Research notes
While not extensively studied on its own, its components (glycerin and coconut fatty acids) are well-established as safe and mild. Surfactants of this class are generally recognized as gentle and non-irritating by dermatological consensus.
Common label clues
- Typical concentration
- 1–5% in rinse-off products; lower in leave-on formulas
- Regulatory status
- Approved for use in cosmetics in the EU, US, and most major markets. No specific restrictions beyond general cosmetic safety requirements.
- Common uses
- Cleansers, Shampoos, Body washes, Facial cleansers
- Environmental note
- Derived from renewable plant sources (glycerin and coconut oil). It is biodegradable and has a lower aquatic toxicity profile compared to many synthetic surfactants.
Good to know
- Glycereth-17 Cocoate is often listed near the middle of an ingredient list in cleansers, indicating a moderate concentration.
- It is considered biodegradable and more environmentally friendly than some traditional surfactants.
Common questions
What is Glycereth-17 Cocoate in beauty products?
Glycereth-17 Cocoate is a mild cleansing and softening ingredient made from glycerin (a natural humectant) and fatty acids from coconut oil. It helps remove dirt and oil from your skin without causing dryness or irritation, and it leaves a light, smooth feel behind. Think of it as a kinder alternative to harsh soaps.
What does Glycereth-17 Cocoate do in a beauty product?
In a cleanser, Glycereth-17 Cocoate helps water mix with oil and dirt so they can be rinsed away. At the same time, its glycerin backbone attracts moisture to the skin, preventing the dryness that many cleansers cause. It also leaves a thin, non-greasy film that makes skin feel smooth.
Is Glycereth-17 Cocoate safe for most people?
Glycereth-17 Cocoate is considered safe for use in cosmetics at typical concentrations. It has low irritation and sensitization potential, making it suitable for sensitive skin. No significant safety concerns have been reported in regulatory reviews.
Who should be careful with Glycereth-17 Cocoate?
Those who need a strong, deep cleanser for heavy makeup or waterproof products
Research sources
Ingredient reviews are educational and are not medical advice. Patch test new products and ask a licensed clinician about persistent irritation, allergies, pregnancy-specific questions, or diagnosed skin conditions.