🎯 At a Glance
🔬 How It Actually Works
An essential amino acid that is a major component of structural proteins in the skin like collagen and elastin.
💖 Why your skin loves it
Maintains skin elasticity, aids in hydration, and supports the barrier.
💡 Pro Tip
Often found in high-end anti-aging peptide blends.
⚖️ Myth vs. Fact
The Myth
You can only get it from food.
The Science
Topical application directly supplies the epidermis with this crucial hydrator.
