Epigallocatechin Gallatyl Glucoside: 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 Epigallocatechin Gallatyl Glucoside?

Epigallocatechin Gallatyl Glucoside is a plant-based ingredient created by linking epigallocatechin gallate, the well-known antioxidant from green tea leaves, to a glucose molecule. This simple tweak makes the molecule more water friendly, boosts its stability and helps it blend into modern skin care formulas without losing strength. Developers first explored this modification when they noticed pure green tea extracts could break down quickly in creams and serums. By the late 2010s cosmetic chemists were using gentle enzymatic reactions to attach the glucose, giving brands a reliable way to tap into the protective power of green tea without color change or rapid oxidation.

The production process usually starts with food-grade green tea leaves that are extracted to isolate epigallocatechin gallate. An enzyme then joins the catechin to glucose in a temperature-controlled tank. The finished powder dissolves easily in water-based systems and keeps its activity through normal shelf life conditions.

Because of these qualities you can now spot Epigallocatechin Gallatyl Glucoside in lightweight serums, daily moisturizers, anti aging creams, brightening essences, sheet masks and soothing after-sun gels. Its mild nature also makes it a popular choice for leave-on eye treatments and products aimed at sensitive skin.

Epigallocatechin Gallatyl Glucoside’s Cosmetic Benefits/Uses

This multitasking green tea derivative supports skin health on several fronts

  • Antioxidant – Helps neutralize free radicals produced by UV light and pollution which can otherwise trigger dullness and early wrinkles. By shielding the skin from this daily oxidative stress the ingredient supports a fresher brighter look and helps maintain the effectiveness of other delicate actives in the formula.
  • Skin Conditioning – Provides a light comforting feel and supports the skin barrier so it stays soft and supple. Regular use can improve surface smoothness and reduce the tight sensation linked to dryness.

Who Can Use Epigallocatechin Gallatyl Glucoside

Thanks to its gentle nature Epigallocatechin Gallatyl Glucoside suits nearly every skin type including sensitive oily dry combination and mature skin. Its water solubility means it will not clog pores so even acne prone users generally tolerate it well. The only people who may need extra caution are those with a known allergy to green tea or related botanical extracts since a cross reaction is possible.

The ingredient is synthesized from green tea leaves and glucose with no animal by products involved so it is considered vegan and vegetarian friendly. Most suppliers also certify it as cruelty free though final confirmation depends on the finished brand’s policies.

No data suggests that Epigallocatechin Gallatyl Glucoside poses special risks during pregnancy or while breastfeeding. Still this is not medical advice and anyone who is pregnant or nursing should ask a doctor before adding new skincare products just to be safe.

The molecule does not cause photosensitivity so it will not make skin more prone to sunburn. Standard daytime sun protection is still recommended for overall skin health.

Potential Side Effects/Adverse Reactions

Side effects and reactions to topical Epigallocatechin Gallatyl Glucoside vary from person to person. The points below list potential issues yet they are unlikely for most users when the ingredient is properly formulated and used as directed.

  • Mild stinging or burning
  • Temporary redness or flushing
  • Itchiness or tightness in very sensitive skin
  • Allergic contact dermatitis in individuals allergic to green tea derivatives
  • Interaction with highly acidic or strong exfoliating products leading to compounded irritation

If you notice any persistent discomfort or visible reaction stop using the product and consult a healthcare professional for guidance.

Comedogenic Rating

Rating: 0 / 5 (non-comedogenic)

Epigallocatechin Gallatyl Glucoside is highly water soluble, lightweight and used at low concentrations so it does not form an occlusive film that could trap dead cells or oil inside pores. Because it functions mainly as an antioxidant and humectant, not an emollient, it lacks the heavy lipid content usually linked to breakouts.

Suitable for acne-prone or congestion-prone skin. If the finished formula also contains rich butters or oils the overall product could still clog pores, so always consider the full ingredient list.

Summary

Epigallocatechin Gallatyl Glucoside delivers two key benefits: it neutralizes free radicals to guard against dullness and early signs of aging, and it conditions skin so it feels smooth and comfortable. The added glucose keeps the molecule stable and water friendly which helps it stay active throughout a product’s shelf life.

This green tea derivative is gaining traction in serums, moisturizers and masks, though it is not yet as common as vitamin C or niacinamide. Brands that focus on gentle antioxidant care are increasingly including it for its blend of efficacy and mildness.

Safety data show a low risk of irritation or sensitization. Most users can apply it daily without issues, yet everyone’s skin is different so it is wise to patch test any new product before regular use.

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