Diglycosyl Hexapeptide-2: 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 Diglycosyl Hexapeptide-2?

Diglycosyl Hexapeptide-2 is a lab made molecule that starts with a short chain of six amino acids known as hexapeptide-2. Chemists link this peptide to two sugar units, creating a hybrid that behaves a bit like both proteins and carbohydrates. The sugar part helps the ingredient dissolve in water-based formulas and interact smoothly with the skin’s surface while the peptide part sends signals that encourage a more even, radiant look.

The idea of attaching sugars to peptides grew out of research in the early 2000s aimed at boosting the stability and skin friendliness of peptides used in beauty care. By 2013 specialty ingredient suppliers had refined a process that couples hexapeptide-2 with glucose derivatives under controlled heat and pH, then purifies the result through filtration and spray drying. This gave cosmetic chemists a new option that was easier to formulate than the original peptide alone.

You will most often see Diglycosyl Hexapeptide-2 in brightening serums, anti-aging creams, sheet masks, spot correctors and daily moisturizers that promise a more uniform tone. Brands favor it for leave-on products where the ingredient can sit on the skin long enough to do its job, though it also appears in some rinse-off masks that aim for a quick pick-me-up glow.

Diglycosyl Hexapeptide-2’s Cosmetic Benefits/Uses

In skin care formulas Diglycosyl Hexapeptide-2 serves one key purpose.

Skin conditioning: It helps skin feel softer, smoother and better hydrated while supporting a brighter, more balanced complexion. By working on surface cells and encouraging a healthy renewal rhythm it can reduce the look of dark spots, dullness and uneven tone, giving the skin a fresher livelier appearance.

Who Can Use Diglycosyl Hexapeptide-2

Because it is water soluble and lightweight Diglycosyl Hexapeptide-2 suits most skin types including oily, combination, normal and dry. Even sensitive skin generally tolerates it well since it has a gentle mode of action and lacks common irritants like perfumes or alcohol. Extremely reactive or allergy-prone skin should still proceed cautiously if the finished formula contains other potential triggers such as strong acids or fragrance.

The molecule is made entirely in the lab without animal-derived raw materials or by-products, so it is considered suitable for vegans and vegetarians.

No animal or human hormone pathways are affected and current safety assessments have found no link to fetal development, so pregnant or breastfeeding women can usually use products that contain Diglycosyl Hexapeptide-2. This is not medical advice and anyone who is pregnant or nursing should confirm with a healthcare professional before adding new skincare to their routine.

Diglycosyl Hexapeptide-2 does not increase photosensitivity. Still, because it is often paired with brightening agents that target dark spots, daily sunscreen remains a smart companion to help maintain results.

Potential Side Effects/Adverse Reactions

Reactions to topical Diglycosyl Hexapeptide-2 differ from person to person. The points below outline possible but uncommon effects; when the ingredient is formulated and used correctly most people experience none of them.

  • Mild redness or warmth
  • Temporary stinging on very sensitive or broken skin
  • Contact dermatitis in individuals allergic to one of the accompanying inactive ingredients
  • Eye irritation if the product accidentally migrates into the eyes

If any of these reactions occur discontinue use and consult a healthcare professional if symptoms persist or worsen.

Comedogenic Rating

Rating: 0 – Diglycosyl Hexapeptide-2 is a small water-soluble molecule with no oily or waxy components so it does not clog pores. It sits lightly on the skin surface and rinses away easily when cleansed, making it suitable for people prone to acne or breakouts. Because it is usually paired with equally light bases such as serums or gel creams it keeps overall pore-blocking risk low. Only the full formula’s other ingredients, like heavy butters or silicones, would change that profile.

Summary

Diglycosyl Hexapeptide-2 is a sugar-linked peptide that conditions skin, promotes a smoother feel and supports a brighter more even tone by nudging surface cells toward a healthy renewal pace. Its water solubility, neutral scent and vegan origin have helped it find a place in modern brightening serums and moisturizers, though it is still a niche choice compared to older ingredients like niacinamide.

Safety reports rate it as low risk with only rare mild irritation. Overall it is considered a gentle option for most skin types and life stages. As with any new skincare product it is smart to patch test first so you can be sure your skin agrees with the complete formula.

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