Ingredient review
Polyglyceryl-3 Polyricinoleate
INCI: Polyglyceryl-3 Polyricinoleate
A gentle, plant-based emulsifier that creates stable, non-greasy blends of oil and water — ideal for sensitive skin formulas.
In plain English
Polyglyceryl-3 Polyricinoleate is a helper ingredient that allows oil and water to mix together smoothly in creams and lotions. Think of it like a tiny bridge that holds oil droplets in water so your moisturizer stays creamy and doesn't separate. It's made from castor oil and glycerin, so it's considered gentle and skin-friendly.
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
Polyglyceryl-3 Polyricinoleate 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 Polyglyceryl-3 Polyricinoleate.
- 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 emulsifier derived from castor oil and glycerin. It belongs to the polyglycerol ester family and is widely used in cosmetics to stabilize oil-in-water emulsions.
How it works
It reduces the surface tension between oil and water, allowing them to form a stable, uniform mixture. This prevents the product from separating into layers and gives it a smooth, spreadable texture.
Pros
Lightweight feel
Creates emulsions that absorb quickly without leaving a heavy or sticky residue, making it ideal for daytime moisturizers and sunscreens.
Gentle for sensitive skin
Derived from plant sources and generally well-tolerated, it's a common choice in formulations for reactive or eczema-prone skin.
Cons and cautions
Limited thickening power
On its own, it doesn't add much thickness to a formula, so products may require additional thickeners or stabilizers for a rich texture.
Rare sensitivity risk
While very rare, a small number of people may experience mild irritation if they have a specific sensitivity to castor oil derivatives.
Best for
- Anyone looking for lightweight, non-greasy moisturizers or sunscreens
- People with sensitive or reactive skin who need gentle emulsifiers
Use caution if
- Those with known allergies to castor oil derivatives (very rare)
Usage tips
Safety summary
Polyglyceryl-3 Polyricinoleate is considered safe for use in cosmetics at typical concentrations. It has low irritation and comedogenic potential, making it suitable for most skin types, including sensitive skin.
Research notes
Research supports its role as a safe and effective emulsifier. The Cosmetic Ingredient Review panel has evaluated it and found no significant safety concerns at typical usage levels. Studies also indicate it does not penetrate deeply into the skin, reducing systemic exposure.
Common label clues
- Typical concentration
- 0.5–5%
- Regulatory status
- Approved for use in cosmetics in the EU, US, and many other regions. Generally recognized as safe by the Cosmetic Ingredient Review (CIR) panel.
- Common uses
- Moisturizers, Sunscreens, Serums, Makeup removers
- Environmental note
- Derived from renewable castor oil and glycerin. It is biodegradable and not known to accumulate in the environment.
Good to know
- It is often used in 'waterless' or anhydrous formulas to help blend oils with other non-water ingredients.
- The 'polyglyceryl-3' part means it's made from 3 glycerin units, which contributes to its mildness.
Common questions
What is Polyglyceryl-3 Polyricinoleate in beauty products?
Polyglyceryl-3 Polyricinoleate is a helper ingredient that allows oil and water to mix together smoothly in creams and lotions. Think of it like a tiny bridge that holds oil droplets in water so your moisturizer stays creamy and doesn't separate. It's made from castor oil and glycerin, so it's considered gentle and skin-friendly.
What does Polyglyceryl-3 Polyricinoleate do in a beauty product?
It reduces the surface tension between oil and water, allowing them to form a stable, uniform mixture. This prevents the product from separating into layers and gives it a smooth, spreadable texture.
Is Polyglyceryl-3 Polyricinoleate safe for most people?
Polyglyceryl-3 Polyricinoleate is considered safe for use in cosmetics at typical concentrations. It has low irritation and comedogenic potential, making it suitable for most skin types, including sensitive skin.
Who should be careful with Polyglyceryl-3 Polyricinoleate?
Those with known allergies to castor oil derivatives (very rare)
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.