Founded in the U.S. by Robyn, Glóavia delivers COSMOS-certified skincare that rivals luxury brands.

CERTIFIED INTEGRITY

Glóavia meets the rigorous global COSMOS Standard for purity, sustainability, and complete transparency.

Not sure what your skin needs? Find your perfect skincare routine in 60 seconds. Personalized to your skin.

10% OFF YOUR FIRST ORDER: USE CODE GLO10

Rhamnose

A sugar-derived ingredient that supports collagen production and skin firmness

What Is Rhamnose?

Rhamnose is a naturally occurring plant sugar (monosaccharide) extracted from plants like buckthorn and seaweed. In skincare, it’s prized for its anti-aging properties, particularly its ability to stimulate the skin’s extracellular matrix and support collagen and elastin production.

Unlike harsh actives, rhamnose is gentle and well-tolerated, making it ideal for sensitive, mature, or barrier-impaired skin.

How Rhamnose Works in Skincare

Rhamnose works at the cellular level to enhance skin structure and resilience. Its main mechanism is:

  • Stimulating fibroblasts, the cells responsible for collagen production
  • Encouraging glycosaminoglycan (GAG) synthesis, which improves hydration and elasticity
  • Protecting against glycation, which stiffens collagen and accelerates visible aging

In short, rhamnose supports firmness, smoothness, and skin density without irritation.

Skin Benefits of Rhamnose

1. Supports Collagen & Elastin

By stimulating fibroblasts, rhamnose can help maintain:

  • Skin thickness
  • Elasticity and bounce
  • Reduction in early signs of sagging

This makes it a core ingredient for anti-aging formulations.

2. Improves Skin Hydration

Rhamnose encourages glycosaminoglycan synthesis, which helps the skin hold water. Benefits include:

  • Plumper, smoother skin
  • Reduced appearance of fine lines
  • Improved overall texture

3. Gentle Yet Effective

Rhamnose is:

  • Non-irritating
  • Suitable for sensitive or reactive skin
  • Safe for all ages, including barrier-impaired skin

It’s the perfect “luxury active” that works without causing redness or peeling.

4. Protects Against Glycation & Environmental Stress

Glycation is a process where sugar molecules stiffen collagen, accelerating visible aging. Rhamnose:

  • Reduces the formation of glycated proteins
  • Helps maintain skin elasticity over time
  • Supports long-term skin health in a gentle, preventive way

Who Should Use Products with Rhamnose?

Best for:

  • Mature or aging skin
  • Skin with early sagging or loss of firmness
  • Sensitive or reactive skin
  • Barrier-impaired skin

Especially helpful when:

  • Fine lines and loss of elasticity are visible
  • Skin needs a gentle, science-backed anti-aging boost

Rhamnose vs. Retinol

  • Rhamnose: Gentle, sugar-derived, works at the extracellular matrix, ideal for sensitive skin
  • Retinol: Potent, can irritate, works at the cellular turnover level

Rhamnose can be used alone or alongside retinoids, offering anti-aging benefits without irritation.

Why Rhamnose Matters

Rhamnose is a modern, barrier-friendly anti-aging ingredient. It’s gentle yet effective, scientifically validated, and fits perfectly in clean-luxury, barrier-first skincare philosophies like Glóavia’s.

Learn about other ingredients 

Founder’s Favorites

View all