Peg-75 Shea Butter Glycerides: 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-75 Shea Butter Glycerides?

Peg-75 Shea Butter Glycerides is a plant-derived ingredient made by taking the natural fats (glycerides) from shea butter and reacting them with roughly 75 units of ethylene oxide. This process, called ethoxylation, turns the rich oily portion of shea butter into a water-friendly substance that can mix smoothly into both watery and oily phases of a formula. Shea butter itself has long been prized in West Africa for skin care thanks to its softening and protective qualities. Chemists began modifying it in the late twentieth century to create versions, like Peg-75, that are easier to use in modern cosmetic products.

The manufacturing steps start with refined shea butter, which is split into its glyceride fraction. This fraction is then carefully combined with ethylene oxide under controlled temperature and pressure. The result is a creamy, wax-like material that carries shea’s fatty acids yet disperses well in water.

Because of its dual nature, Peg-75 Shea Butter Glycerides shows up in a wide range of items such as facial cleansers, body washes, shampoos, micellar waters, moisturizers, make-up removers, baby washes and even some spray lotions. It is valued where a gentle cleansing action or stable oil-in-water blend is needed without leaving a heavy greasy feel.

Peg-75 Shea Butter Glycerides’s Cosmetic Benefits/Uses

In formulas this ingredient plays two main roles that improve both the feel and performance of the product.

  • Cleansing: Its amphiphilic structure allows it to lift away dirt, excess oil and makeup while remaining mild on skin and hair. This helps create gentle cleansers that rinse clean without stripping natural moisture.
  • Emulsifying: By bridging oil and water, it stabilizes creams, lotions and washes so they stay smooth and uniform over time. This keeps a product from separating on the shelf and gives users a consistent texture from first pump to last.

Who Can Use Peg-75 Shea Butter Glycerides

This ingredient is generally well tolerated by most skin types. Dry and normal skin benefit from its softening feel while combination and oily skin appreciate that it rinses clean without a greasy film. Sensitive skin usually does fine because the cleansing action is mild, though anyone extremely reactive to surfactants should still watch how their skin responds.

Peg-75 Shea Butter Glycerides is derived from a plant source and contains no animal-derived substances, so it fits vegan and vegetarian preferences.

Current data show no specific risks for women who are pregnant or breastfeeding when this ingredient is used topically in a finished cosmetic. Even so, this is not medical advice and expecting or nursing mothers should ask a physician before adding any new product to their routine, just to be safe.

The ingredient does not increase photosensitivity and there are no special sun-exposure precautions linked to it. It is also odorless, so it will not interfere with fragrance-free routines.

Potential Side Effects/Adverse Reactions

Individual responses to Peg-75 Shea Butter Glycerides can vary. The points below outline potential but uncommon reactions. When the ingredient is formulated and preserved properly most people will not notice any of these issues.

  • Mild skin irritation such as redness or itching, more likely on very sensitive or already compromised skin
  • Allergic contact dermatitis in those with a rare sensitivity to shea derivatives or ethoxylated compounds
  • Transient eye stinging if a cleanser or shampoo accidentally gets into the eyes
  • Scalp or hair residue buildup when used at high levels in leave-on hair products, making strands feel weighed down
  • Potential traces of 1,4-dioxane if the manufacturer has not adequately removed this processing by-product, though reputable brands monitor and limit it well below safety thresholds

If any discomfort, rash, or other negative effect is noticed stop using the product and consult a healthcare professional for guidance.

Comedogenic Rating

Rating: 1 out of 5. Although raw shea butter can clog pores for some people, the ethoxylation process turns its fatty portion into a water-soluble glyceride that is far less likely to block follicles. Because Peg-75 Shea Butter Glycerides tends to rinse clean and is usually used at low percentages it poses minimal risk of triggering blackheads or pimples. Most acne-prone users can tolerate it, especially in wash-off products. As with any surfactant or emulsifier the overall formula and how thoroughly it is removed from skin will also influence breakout potential.

Summary

Peg-75 Shea Butter Glycerides is mainly a cleanser and emulsifier. Its amphiphilic structure lifts away oil and debris while helping water and oil stay blended, giving lotions and washes stability and a smooth feel. Because it is derived from popular shea butter yet made water friendly, formulators appreciate its ability to soften without greasiness, though it is still less famous than classic surfactants like sodium laureth sulfate.

Safety reviews and real-world use show it is generally low risk with irritation or allergy being uncommon. As with any new cosmetic ingredient users should perform a quick patch test when trying a product that contains it to confirm personal compatibility.

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