Ppg-5 Lanolin Alcohol 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 Ppg-5 Lanolin Alcohol Ether?

Ppg-5 Lanolin Alcohol Ether is a propoxylated form of lanolin alcohol. Lanolin comes from the natural waxy coating on sheep wool. After the wool is sheared, the lanolin is cleaned, refined and separated into different fractions, one of which is lanolin alcohol. Chemists then add about five units of propylene oxide to each lanolin alcohol molecule, creating a lighter more water-compatible ingredient now known as Ppg-5 Lanolin Alcohol Ether.

The beauty industry first explored propoxylated lanolin alcohols in the late 1970s when formulators wanted lanolin’s softness without its heavy, greasy feel. By modifying the molecule with propylene oxide, they achieved a smoother texture, lower odor and better spreadability, leading to wider use in modern skin and hair products.

Manufacturing starts with purified lanolin alcohol. Under controlled temperature and pressure, propylene oxide gas is introduced. The reaction is stopped once an average of five propylene glycol groups have attached. The resulting liquid is filtered and quality-checked for purity, color and odor before it is shipped to cosmetic labs.

You will most often find Ppg-5 Lanolin Alcohol Ether in leave-in conditioners, rinse-off shampoos, facial moisturizers, body lotions, hand creams, after-sun gels, color-protection hair masks, anti-aging serums and styling creams where a smooth, non-greasy finish is desired.

Ppg-5 Lanolin Alcohol Ether’s Cosmetic Benefits/Uses

This multitasking ingredient improves both the feel and performance of many formulas

  • Hair conditioning – coats the hair shaft with a thin breathable layer that smooths cuticles, reduces frizz and makes strands easier to comb wet or dry
  • Skin conditioning – softens rough patches, boosts moisture retention and leaves a silky after-feel without heaviness

Who Can Use Ppg-5 Lanolin Alcohol Ether

Ppg-5 Lanolin Alcohol Ether has a light non-greasy profile that works for most skin types including normal, dry and combination. Oily or acne-prone users can usually tolerate it because the propoxylation step reduces the heavy waxy feel typical of traditional lanolin although extremely oily skin may still prefer lighter alternatives.

The ingredient is animal derived since lanolin comes from sheep wool so it is not considered vegan. Vegetarians who are comfortable with wool sourced ingredients may choose to use it but strict vegans typically avoid it.

No data suggest any special risk for pregnant or breastfeeding women when the ingredient is used topically in cosmetic concentrations. This is general information not medical advice and anyone who is pregnant or nursing should ask a qualified health professional before introducing new products.

Ppg-5 Lanolin Alcohol Ether does not make skin more sensitive to sunlight so it is fine for daytime use. It also works well in both rinse-off and leave-on formulas without affecting color cosmetics or sunscreen layers applied afterward.

Potential Side Effects/Adverse Reactions

Individual responses differ and the following lists potential side effects from topical use of Ppg-5 Lanolin Alcohol Ether. When formulated correctly most people experience none of these issues.

  • Allergic contact dermatitis – rare but possible in people sensitive to lanolin derivatives leading to redness itching or rash
  • Minor skin irritation – stinging or mild burning can occur on already compromised or freshly exfoliated skin
  • Follicular clogging – in very oily or acne-prone skin the emollient film may contribute to small breakouts
  • Scalp build-up – heavy use in leave-in hair products can cause product residue and dullness that usually resolves with clarifying shampoo

Discontinue use and consult a healthcare professional if any of these reactions appear or persist.

Comedogenic Rating

Rating: 2 out of 5. Ppg-5 Lanolin Alcohol Ether is lighter and more water compatible than unmodified lanolin yet it still leaves a thin occlusive film that can occasionally trap oil and debris in very oily or congestion-prone skin. The propoxylated structure sits closer to the surface and is more easily washed away than pure lanolin which keeps the score in the low-to-moderate range.

Most acne-prone users tolerate it in rinse-off products and many leave-on formulas, but those who break out easily may prefer lower-weight emollients.

Formulation level, presence of other heavy ingredients, and overall skincare routine all influence whether the ingredient will clog pores, so the product as a whole matters more than this single raw material.

Summary

Ppg-5 Lanolin Alcohol Ether acts as a skin and hair conditioner that smooths cuticles, softens rough patches and boosts moisture retention while feeling far less greasy than traditional lanolin. The propylene oxide groups improve spreadability and add lightness, letting it deliver lanolin’s classic cushioning benefits without the heavy waxy after-feel.

It enjoys moderate popularity: valued by formulators who want a sheep-derived alternative to silicones yet avoided by brands that cater to vegan consumers, so it appears most often in specialty hair masks, hand creams and mid-range moisturizers rather than in every new launch.

Current safety data show it to be low risk when used topically at cosmetic levels with only occasional reports of irritation or allergy in lanolin-sensitive individuals. As with any new product, perform a patch test first to ensure personal compatibility and comfort.

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