Ingredient review

PEG-7 Ricinoleate

INCI: PEG-7 Ricinoleate

A gentle, castor-oil-derived cleansing agent that helps remove dirt and oil without stripping the skin.

beautyskincaresurfactant

In plain English

PEG-7 Ricinoleate is a mild cleansing ingredient made from castor oil. It helps water and oil mix together, so it can gently lift dirt, makeup, and excess oil from your skin or hair without leaving them feeling dry or tight. Think of it as a friendly helper that makes cleansers work better while being kind to your skin barrier.

Review score

Safety, usefulness, and evidence

4.0Good
4.0/ 5

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
How reviews are scored

Quick decision guide

Useful, but context matters

PEG-7 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 PEG-7 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

PEG-7 Ricinoleate is a semi-synthetic surfactant and emulsifier created by reacting castor oil with ethylene oxide. It belongs to the PEG (polyethylene glycol) family and is specifically designed to be milder than many traditional cleansing agents.

How it works

It works by reducing the surface tension between water and oil, allowing them to blend. When you rinse, it helps carry away dirt, sebum, and impurities without stripping the skin's natural moisture barrier. Its mildness comes from its large molecular structure, which is less likely to penetrate the skin and cause irritation.

Pros

Gentle on skin

Unlike harsher sulfates, PEG-7 Ricinoleate cleanses without stripping the skin's natural oils, making it suitable for daily use even on sensitive or dry skin.

Effective makeup remover

Its ability to blend oil and water helps dissolve stubborn makeup and sunscreen, so you don't need to scrub hard or use multiple products.

Cons and cautions

Potential trace contaminants

As a PEG compound, it may contain trace amounts of 1,4-dioxane if not purified thoroughly. Reputable brands typically ensure low levels, but it's something to be aware of.

Not for all leave-on products

While safe in rinse-off products, high concentrations in leave-on formulas might cause mild irritation for very reactive skin.

Best for

  • People with normal to dry skin looking for a non-stripping cleanser
  • Those who prefer mild, castor-oil-derived ingredients in their routine

Use caution if

  • Individuals with known allergies to castor oil or PEG compounds

Usage tips

Look for PEG-7 Ricinoleate in the first half of the ingredient list for effective cleansing in rinse-off products.
Pair with a moisturizer after cleansing to maintain hydration, especially if you have dry skin.

Safety summary

PEG-7 Ricinoleate is considered safe for use in cosmetics at typical concentrations. The main concern is potential contamination with 1,4-dioxane during manufacturing, but reputable suppliers control this. It has low irritation and comedogenic potential, making it suitable for most skin types.

Research notes

Studies on PEG-7 Ricinoleate are limited, but it is widely used in cosmetics with a long history of safe use. Its mildness is supported by its large molecular size and castor oil base. Regulatory bodies like the Cosmetic Ingredient Review (CIR) have reviewed PEG compounds and found them safe when properly purified.

Common label clues

Typical concentration
1% to 10% in rinse-off products; lower in leave-on formulas
Regulatory status
Approved for use in cosmetics by the FDA and EU CosIng database. Manufacturers must ensure low levels of 1,4-dioxane (typically below 10 ppm) per industry standards.
Common uses
Cleansers, Shampoos, Body washes, Makeup removers
Environmental note
Derived from castor oil, a renewable plant source, and is biodegradable, making it a relatively eco-friendly choice among surfactants.

Good to know

  • PEG-7 Ricinoleate is often used in 'gentle' or 'non-stripping' cleansers marketed for sensitive skin.
  • It is biodegradable and considered more environmentally friendly than some traditional surfactants.

Common questions

What is PEG-7 Ricinoleate in beauty products?

PEG-7 Ricinoleate is a mild cleansing ingredient made from castor oil. It helps water and oil mix together, so it can gently lift dirt, makeup, and excess oil from your skin or hair without leaving them feeling dry or tight. Think of it as a friendly helper that makes cleansers work better while being kind to your skin barrier.

What does PEG-7 Ricinoleate do in a beauty product?

It works by reducing the surface tension between water and oil, allowing them to blend. When you rinse, it helps carry away dirt, sebum, and impurities without stripping the skin's natural moisture barrier. Its mildness comes from its large molecular structure, which is less likely to penetrate the skin and cause irritation.

Is PEG-7 Ricinoleate safe for most people?

PEG-7 Ricinoleate is considered safe for use in cosmetics at typical concentrations. The main concern is potential contamination with 1,4-dioxane during manufacturing, but reputable suppliers control this. It has low irritation and comedogenic potential, making it suitable for most skin types.

Who should be careful with PEG-7 Ricinoleate?

Individuals with known allergies to castor oil or PEG compounds

Research sources

Cosmetic Ingredient Review (CIR) - Safety Assessment of PEGsOpenEU CosIng Database - PEG-7 RicinoleateOpenPubMed - Surfactant mildness and skin compatibilityOpen

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.