Ingredient review

PEG-14 Avocado Glycerides

INCI: PEG-14 Avocado Glycerides

A gentle emulsifier that helps blend oil and water in skincare formulas while adding a touch of avocado-derived conditioning.

beautyskincareemulsifier

In plain English

PEG-14 Avocado Glycerides is a semi-synthetic ingredient made by attaching a small chain of polyethylene glycol (PEG) to avocado oil glycerides. In skincare, it acts as an emulsifier, meaning it helps water and oil mix together so your lotion or cream stays smooth and doesn't separate. It also has mild skin-conditioning properties, leaving skin feeling soft without being greasy. Because it's derived from avocado oil, it's considered a gentle option for most skin types.

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-14 Avocado Glycerides 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 PEG-14 Avocado Glycerides.
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

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 reacting avocado oil glycerides with ethylene oxide (PEG-14). The avocado base provides fatty acids that are naturally moisturizing, while the PEG chain gives it water-loving properties.

How it works

The molecule has both water-loving (hydrophilic) and oil-loving (lipophilic) ends. When added to a formula, it positions itself at the boundary between oil and water droplets, reducing surface tension and allowing them to blend into a stable emulsion. This prevents your product from separating into layers.

Pros

Gentle emulsifier

It effectively blends oil and water without the harshness of some synthetic emulsifiers, making it suitable for sensitive skin.

Avocado-based conditioning

The avocado glyceride portion provides light moisturizing benefits, helping skin feel soft and smooth after use.

Cons and cautions

Potential processing impurities

As a PEG compound, there is a small risk of 1,4-dioxane contamination if not properly purified. Choose products from reputable brands that test for purity.

Not fully natural

Despite the avocado origin, the PEG modification makes it semi-synthetic, which may not appeal to those seeking 100% natural ingredients.

Best for

Anyone looking for a gentle emulsifier in their moisturizer or cleanser
People with normal to dry skin who want a non-greasy conditioning boost

Use caution if

Those with a known allergy or sensitivity to avocado-derived ingredients (rare)

Usage tips

Look for this ingredient in the middle to lower half of the ingredient list, as it is typically used at low concentrations (1–5%).

Pair with other gentle emollients like squalane or jojoba oil for a well-rounded moisturizing formula.

Safety summary

PEG-14 Avocado Glycerides is considered safe for use in cosmetics at typical concentrations. The main safety consideration is the potential for 1,4-dioxane contamination during manufacturing, which is minimized by good manufacturing practices. It has low irritation and comedogenic potential, making it suitable for most skin types.

Research notes

There is limited direct research on PEG-14 Avocado Glycerides specifically, but PEG-modified glycerides as a class are well-studied and widely used in cosmetics. The safety of PEG compounds has been reviewed by the Cosmetic Ingredient Review (CIR) panel, which concluded they are safe when formulated to minimize impurities.

Common label clues

Typical concentration: 1–5%
Regulatory status: Approved for use in cosmetics by the FDA (as part of generally recognized safe ingredients) and by the EU CosIng database. No specific restrictions.
Common uses: Cleansers, Moisturizers, Lotions, Creams
Environmental note: Avocado oil is a renewable resource, but large-scale avocado farming can have environmental impacts (water use, deforestation). PEG chains are biodegradable but may persist in the environment at very low levels.

Good to know

PEG-14 Avocado Glycerides is often used in 'natural' or 'gentle' skincare lines because the avocado base is recognizable and well-tolerated.
The number '14' refers to the average length of the PEG chain, which influences how water-loving the molecule is.

Common questions

What is PEG-14 Avocado Glycerides in beauty products?

What does PEG-14 Avocado Glycerides do in a beauty product?

Is PEG-14 Avocado Glycerides safe for most people?

Who should be careful with PEG-14 Avocado Glycerides?

Those with a known allergy or sensitivity to avocado-derived ingredients (rare)

Research sources

Cosmetic Ingredient Review (CIR) - Safety Assessment of PEGsOpen EU CosIng Database - PEG-14 Avocado GlyceridesOpen PubMed - Safety of PEG derivatives in cosmeticsOpen

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.