Ingredient Guide

Glycoproteins

Also known as: Glycoproteins, Oat Glycoproteins, Silk Glycoproteins

All skin types

What It Is

Proteins with attached carbohydrate (sugar) chains. In skincare, glycoproteins from various sources (oats, silk, biotechnology) are used for their moisturizing, film-forming, and skin-conditioning properties.

What It Does

Forms a protective, moisturizing film on the skin or hair surface, helping with water retention and conditioning. In lash serums, helps condition and protect lash hairs.

Best For

Hair and lash conditioningMoisture film formationSurface protection

Benefits

  • Natural-derived conditioning agents
  • Film-forming — creates a protective layer on hair and skin surface
  • Humectant properties help retain moisture

When to Be Careful

  • Primarily surface conditioning — not an active for deep biological effects

Commonly Found In

Lash serumsHair careConditioners

FAQs About Glycoproteins

What do glycoproteins do in lash serums?
They act as conditioning agents that protect and moisturize the lash hair shaft, complementing the active peptides that target the follicle itself.