Galloyl Tripeptide-35: 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 Galloyl Tripeptide-35?

Galloyl Tripeptide-35 is a small peptide that has been joined with gallic acid, a plant based antioxidant found in foods like green tea and grapes. By bonding gallic acid to the three amino acid chain known as Tripeptide-35, chemists created a hybrid ingredient that offers both peptide and polyphenol benefits. The peptide part can signal fresh skin support while the gallic acid part helps fight free radicals.

This molecule was first explored in the early 2010s when formulators looked for new ways to boost the stability and power of classic antioxidants. Standard gallic acid can break down quickly, so linking it to a peptide made it more skin friendly and easier to use in creams and serums. The compound is made through standard peptide synthesis followed by a controlled reaction that attaches gallic acid to one end of the peptide. The finished ingredient is then purified and dried into a fine powder for use in skincare labs.

You will most often spot Galloyl Tripeptide-35 in leave on products such as anti aging serums, firming lotions, protective daily moisturizers, sheet masks and eye treatments. Brands choose it when they want a lightweight active that guards the skin surface while adding a subtle smoothing effect.

Galloyl Tripeptide-35’s Cosmetic Benefits/Uses

This multitasking ingredient can improve a formula in several useful ways:

  • Antioxidant – helps neutralize free radicals created by sun exposure and pollution which can keep skin looking brighter and more even
  • Chelating – binds to trace metals that may slip into a product during manufacturing which helps keep the formula stable and looking fresh longer
  • Skin Protecting – forms a light shield on the surface that supports the skin barrier and may reduce signs of stress or redness

Who Can Use Galloyl Tripeptide-35

Galloyl Tripeptide-35 is generally well tolerated by all major skin types including dry, oily, combination and sensitive skin because it is lightweight and non greasy. Those with extremely reactive or allergy-prone skin should still check the full ingredient list to rule out personal triggers since the peptide portion could cause issues for a small number of people.

The ingredient is typically produced through plant-derived fermentation and synthetic chemistry with no animal inputs, so formulations containing it are usually suitable for vegans and vegetarians. Always verify that the entire product is labeled cruelty free because other ingredients in the same formula could come from animal sources.

No specific warnings exist regarding the topical use of Galloyl Tripeptide-35 during pregnancy or breastfeeding. It is considered a low-risk cosmetic active, yet data on pregnant or nursing populations is limited. This is not medical advice, and anyone who is pregnant or breastfeeding should review any new skincare product with a qualified health professional to stay on the safe side.

Galloyl Tripeptide-35 does not increase photosensitivity and can be used day or night without raising the risk of sunburn. Standard daytime sun protection is still recommended as part of a complete skincare routine.

Potential Side Effects/Adverse Reactions

Side effects and reactions to the topical application of Galloyl Tripeptide-35 can vary from person to person. The following points outline potential issues only, and most users should not expect to experience them when the ingredient has been formulated and used correctly.

  • Mild redness or warmth some people may notice transient flushing shortly after application
  • Itching or tingling a temporary prickle can occur as the peptide interacts with the skin surface
  • Contact dermatitis very rare allergic reactions may lead to swelling or rash in sensitive individuals
  • Formulation incompatibility using multiple strong actives such as high-percentage acids with the peptide could increase irritation for susceptible skin

If any persistent discomfort, swelling or rash develops discontinue use immediately and seek advice from a healthcare professional or dermatologist.

Comedogenic Rating

Comedogenic rating: 0 out of 5. Galloyl Tripeptide-35 is water soluble and used at low percentages so it does not leave an occlusive film or disrupt pore function. Its peptide structure is too light and too hydrophilic to trap oil or debris.

Because of this it is considered safe for skin that is prone to acne or frequent breakouts.

If blemishes appear while using a product that contains this peptide the cause is far more likely to be another ingredient such as heavy emollients or fragrances rather than Galloyl Tripeptide-35 itself.

Summary

Galloyl Tripeptide-35 delivers three main actions: antioxidant defense from the gallic acid portion scavenges free radicals, chelation ties up trace metals that can destabilize formulas, and a light protective film from the peptide sequence supports barrier comfort and resilience. Together these effects can help skin look brighter smoother and less stressed.

Though not yet a household name the ingredient is quietly showing up in modern anti aging serums moisturizers and eye creams where brands want a fresh alternative to classic antioxidants.

Overall safety is high with only rare irritation reports, but it is still smart to patch test any new product to confirm personal tolerance.

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