Glyceryl Hydrogenated Rapeseedate: 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: June 27, 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 Glyceryl Hydrogenated Rapeseedate?

Glyceryl Hydrogenated Rapeseedate is made by joining glycerin with the fatty acids that come from hydrogenated rapeseed oil. The result is a smooth, wax-like material that blends well with both oils and water. Rapeseed oil itself comes from the seeds of the Brassica napus plant, better known as canola. Once chemists learned how to harden, or hydrogenate, the oil and link it to glycerin, the ingredient found a place in skin care because of its softening power.

The process starts with refined rapeseed oil. This oil is hydrogenated to make the fatty acids more stable and solid at room temperature. These fatty acids are then reacted with glycerin in a controlled setting to create the monoester we call Glyceryl Hydrogenated Rapeseedate. The final material has a smooth feel and melts near body temperature, which makes it easy to spread on skin.

The ingredient showed up in cosmetic labs in the late 20th century as formulators searched for plant-based options to replace animal fats and mineral oil derivatives. Its gentle profile and pleasant skin feel helped it gain steady use in everyday products. Today you will most often see it in moisturizers, hand and body creams, lip balms, solid lotion bars, makeup primers, cleansing balms and hair conditioners.

Glyceryl Hydrogenated Rapeseedate’s Cosmetic Benefits/Uses

This versatile ingredient offers two key functions that improve the texture and performance of many personal care products.

  • Emollient: Forms a soft, protective layer on the skin surface that smooths rough patches and helps lock in moisture, giving formulas a rich cushioned feel without leaving a heavy or greasy film
  • Emulsifying agent: Helps oil and water mix evenly, which keeps creams and lotions from separating and ensures consistent texture, stability and easy spreadability

Who Can Use Glyceryl Hydrogenated Rapeseedate

This ingredient suits dry, normal and combination skin thanks to its silky emollient film that prevents moisture loss. Oily or very acne-prone skin may find it a bit rich because of its waxy nature, so lighter formulas that include it in small amounts are usually a better fit for those skin types.

As it is derived entirely from plant sources, Glyceryl Hydrogenated Rapeseedate aligns with vegan and vegetarian lifestyles. No animal by-products are involved in its production.

Current safety data show no specific concerns for pregnant or breastfeeding users. The molecule is large and sits mainly on the skin surface rather than penetrating deeply. Still, this is not medical advice. Anyone who is pregnant or nursing should check with a physician before adding new skincare products, just to be safe.

The ingredient does not absorb UV light and does not make skin more sensitive to the sun, so it is not considered photosensitizing. It is also odorless, making it suitable for people who prefer or require fragrance-free formulations.

Potential Side Effects/Adverse Reactions

Reactions to topical Glyceryl Hydrogenated Rapeseedate differ from person to person. The points below list potential side effects, yet most users will not encounter them when the ingredient is properly formulated and used in normal cosmetic concentrations.

  • Mild skin irritation such as redness or itching in individuals with very sensitive skin
  • Contact allergy in people allergic to rapeseed or related plants
  • Temporary clogged pores or breakouts if applied in heavy layers on acne-prone skin
  • Rare development of milia (tiny white bumps) when used under thick occlusive products around the eyes

If any discomfort, rash or prolonged breakouts occur stop using the product and consult a healthcare professional or dermatologist.

Comedogenic Rating

Rating: 2/5. Glyceryl Hydrogenated Rapeseedate is a waxy fatty ester that sits on the skin surface to seal in moisture. Its molecular size makes it less likely to slip into pores than lighter plant oils yet its semi-occlusive nature can trap debris if used in heavy layers. Most people will not notice clogged pores from typical lotion or cream levels but very oily or congestion-prone skin might.

Generally suitable for acne-prone users in lightweight formulas or rinse-off products but those who break out easily may prefer lower concentrations or occasional use.

Formulation style matters: when paired with fast-absorbing oils or used below 5 percent it is far less likely to cause issues compared with thick balms that rely on it as a main structuring agent.

Summary

Glyceryl Hydrogenated Rapeseedate acts as an emollient and an emulsifier. As an emollient it forms a smooth cushioning film that softens skin and helps slow water loss. As an emulsifier its dual affinity for oil and water lets it bind the two phases so creams stay stable and spread evenly.

The ingredient enjoys steady but not headline popularity. It shows up quietly in many mainstream moisturizers lip balms solid lotions and hair conditioners where formulators value its plant origin and silky feel.

Existing safety reviews classify it as low risk with only rare irritation or clogging concerns. As with any new cosmetic ingredient it is sensible to perform a simple patch test when trying a fresh product that contains Glyceryl Hydrogenated Rapeseedate to ensure personal compatibility.

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