Peg-3 Ppg-7 Ethylhexyl Ether: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: July 1, 2025
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We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Peg-3 Ppg-7 Ethylhexyl Ether?

PEG-3 PPG-7 Ethylhexyl Ether is a liquid ingredient made by reacting 2-ethylhexanol with three units of ethylene oxide and seven units of propylene oxide. The result is a small, water-loving and oil-loving molecule that acts like a gentle soap, helping oil and water mix so dirt can be lifted away. These ethoxylated and propoxylated materials have been used in personal care since the 1950s when chemists looked for milder alternatives to traditional soaps. Over time this particular blend gained popularity for its balance of cleansing power and skin friendliness.

Manufacturing starts with 2-ethylhexanol, a fatty alcohol derived from petrochemical or plant sources. Under heat and pressure ethylene oxide is added first to give the PEG-3 portion, followed by propylene oxide to add the PPG-7 part. After reaching the desired chain length the mixture is cooled and purified to remove any unreacted gases so only the finished ether remains.

You will mainly spot PEG-3 PPG-7 Ethylhexyl Ether in facial cleansers, micellar waters, makeup removers, toners, body washes, shampoos, baby wipes and other rinse-off or leave-on formulas where a light yet effective cleanser is needed.

Peg-3 Ppg-7 Ethylhexyl Ether’s Cosmetic Benefits/Uses

This ingredient is valued for one key job in cosmetics

As a cleansing agent it lowers the surface tension of water so oils, makeup and everyday grime loosen and rinse away with less effort. Because the molecule is partly oily and partly watery it surrounds dirt, lifts it from the skin then lets it be washed off, leaving skin feeling fresh without a tight or squeaky sensation.

Who Can Use Peg-3 Ppg-7 Ethylhexyl Ether

Most skin types, including oily, combination, normal and even sensitive complexions, tolerate this gentle cleanser well thanks to its mild surfactant profile. Very dry or compromised skin may sometimes prefer richer, more moisturizing formulas, but the ingredient itself is not inherently harsh or stripping.

PEG-3 PPG-7 Ethylhexyl Ether is synthesized from petrochemical or plant-derived alcohols with no animal-sourced components, so products using it can be suitable for vegans and vegetarians provided the rest of the formula aligns with those values.

No specific data links this ingredient to problems during pregnancy or breastfeeding. Still, this is not medical advice and anyone who is pregnant or nursing should review all skincare products with a doctor to be on the safe side.

The molecule is not known to cause photosensitivity, so it will not make skin more likely to burn in the sun. It also plays well with most other cosmetic ingredients and does not interfere with makeup or sunscreen performance.

Potential Side Effects/Adverse Reactions

Responses to topical PEG-3 PPG-7 Ethylhexyl Ether differ from person to person. The effects listed below are only potential outcomes and most users will not experience them when the ingredient is properly formulated and used as directed.

  • Mild skin irritation
  • Transient redness or stinging on very sensitive skin
  • Dryness if used in high concentrations without added moisturizers
  • Eye irritation if the product accidentally gets into the eyes
  • Allergic contact dermatitis in rare cases

If any uncomfortable reaction occurs stop using the product and seek advice from a healthcare professional.

Comedogenic Rating

Rating: 1/5

PEG-3 PPG-7 Ethylhexyl Ether is a small, water-soluble surfactant that rinses off easily and leaves little residue on skin. Because it does not build up in pores or leave a heavy oily film it poses minimal risk of clogging. For this reason formulators view it as practically non-comedogenic.

Suitable for acne-prone and breakout-prone skin.

Some products pair this ingredient with richer oils or butters that could raise the overall pore-clogging potential, so always look at the full formula when judging a product.

Summary

PEG-3 PPG-7 Ethylhexyl Ether is a mild cleansing agent that helps water mix with oil lifting away makeup, sunscreen and daily grime without stripping skin. Its balance of oil-loving and water-loving parts lets it clean effectively while feeling light and non-greasy.

Although not the most famous surfactant on the market it appears in a steady range of facial cleansers, micellar waters and baby wipes because chemists appreciate its gentle nature and easy formulating profile.

Overall safety data show low irritation and almost no long-term concerns. Still, skin is individual so try a small patch when sampling any new product that contains this ingredient to make sure it suits your skin.

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