Ingredient review

Polyglyceryl-5 Ricinoleate

INCI: Polyglyceryl-5 Ricinoleate

A mild, plant-derived emulsifier that helps create stable, creamy formulas without stripping the skin.

beautyskincareemulsifier

In plain English

Polyglyceryl-5 Ricinoleate is a gentle ingredient that helps oil and water mix together in skincare products. It is made from castor oil and glycerin, so it is considered mild and unlikely to irritate most skin types. You will find it in cleansers, moisturizers, and sunscreens where it helps keep the product smooth and stable.

Review score

Safety, usefulness, and evidence

4.3Good
4.3/ 5

Strong fit for many routines

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
How reviews are scored

Quick decision guide

Easy yes for most routines

Polyglyceryl-5 Ricinoleate 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.

  1. Step 1Start with the score, then check the irritation and clogging risk before judging Polyglyceryl-5 Ricinoleate.
  2. Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
  3. 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

low

Less likely to sting, burn, or bother most users, though sensitive skin can still react.

Clogging risk

low

Less likely to feel heavy or contribute to clogged pores for most skin types.

Evidence level

moderate

There is useful support, but formula details and claim strength still matter.

What it is

A semi-synthetic emulsifier created by combining ricinoleic acid (from castor oil) with polyglycerin-5 (a glycerin derivative). It belongs to the polyglyceryl ester family, known for being gentle on skin.

How it works

It reduces the surface tension between oil and water, allowing them to blend into a stable emulsion. This prevents products from separating and gives them a creamy, uniform texture. Because it is non-ionic, it works well with a wide range of other ingredients.

Pros

Very gentle on skin

Polyglyceryl-5 Ricinoleate has a low irritation risk, making it suitable for sensitive or compromised skin barriers.

Stable emulsions

It helps create smooth, creamy products that stay mixed over time, improving the user experience and shelf life.

Cons and cautions

Limited research

Compared to classic emulsifiers like cetearyl alcohol, there are fewer peer-reviewed studies on this specific ingredient.

Potential heaviness

In high concentrations, it may leave a slightly greasy feel on very oily skin types.

Best for

  • People with sensitive or reactive skin
  • Those looking for gentle, plant-derived emulsifiers

Use caution if

  • Individuals with known castor oil allergy (rare)

Usage tips

Look for it in the middle to end of the ingredient list — it is effective at low concentrations.
Pair with lightweight oils if you have oily skin to avoid a heavy feel.
Store products containing this emulsifier in a cool, dry place to maintain stability.

Safety summary

Polyglyceryl-5 Ricinoleate is considered safe for use in cosmetics at typical concentrations. It has low irritation and sensitization potential, and no significant safety concerns have been reported in regulatory reviews.

Research notes

While not extensively studied on its own, the polyglyceryl ester family is well-regarded for mildness. Safety assessments by cosmetic ingredient review panels support its use as a gentle emulsifier.

Common label clues

Typical concentration
0.5% to 5%
Regulatory status
Approved for use in cosmetics in the EU, US, and many other regions. No known restrictions at typical use levels.
Common uses
Cleansers, Moisturizers, Serums, Sunscreens
Environmental note
Derived from castor oil and glycerin, both renewable plant sources. It is biodegradable and not classified as a marine pollutant.

Good to know

  • Polyglyceryl esters are often used in 'clean beauty' formulations because they are considered milder than some traditional emulsifiers.
  • This ingredient is biodegradable and generally considered environmentally friendly.

Common questions

What is Polyglyceryl-5 Ricinoleate in beauty products?

Polyglyceryl-5 Ricinoleate is a gentle ingredient that helps oil and water mix together in skincare products. It is made from castor oil and glycerin, so it is considered mild and unlikely to irritate most skin types. You will find it in cleansers, moisturizers, and sunscreens where it helps keep the product smooth and stable.

What does Polyglyceryl-5 Ricinoleate do in a beauty product?

It reduces the surface tension between oil and water, allowing them to blend into a stable emulsion. This prevents products from separating and gives them a creamy, uniform texture. Because it is non-ionic, it works well with a wide range of other ingredients.

Is Polyglyceryl-5 Ricinoleate safe for most people?

Polyglyceryl-5 Ricinoleate is considered safe for use in cosmetics at typical concentrations. It has low irritation and sensitization potential, and no significant safety concerns have been reported in regulatory reviews.

Who should be careful with Polyglyceryl-5 Ricinoleate?

Individuals with known castor oil allergy (rare)

Research sources

CosIng (EU Cosmetic Ingredient Database)OpenPubChem - Polyglyceryl-5 RicinoleateOpenPersonal Care Council - Polyglyceryl Esters SafetyOpen

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.