What Are Peptides? The Ultimate Beginner's Guide to a Powerful Anti-Aging Ingredient
By Dr. Jinal Atul Bhola, PhD (Biotechnology)
Last Updated: July 24, 2025
As we age, our skin loses firmness, elasticity, and smoothness. Traditional skincare focused on hydration and protection—but modern science offers something more: communication. That’s where peptides come in.
Peptides are not just trendy—they’re smart, bio-compatible messengers that instruct skin cells to rebuild and restore. As a biotechnologist, I believe peptides are the most elegant solution in anti-aging skincare.
Peptides 101: From Amino Acids to Action
Think of peptides as short chains of amino acids (the building blocks of proteins). If amino acids are LEGO bricks, peptides are mini structures, and proteins (like collagen) are the final castle.
Peptides are small enough to penetrate skin and deliver direct commands to your cells—“Build collagen,” “Heal faster,” “Relax that wrinkle.”
How Peptides Work: Cellular Key & Lock
Your skin cells have receptors like locks. Peptides are the matching keys. When the right peptide binds, it sends signals that jumpstart repair, boost firmness, reduce inflammation, or relax wrinkles.
Types of Peptides in Skincare
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1. Signal Peptides: Trigger collagen and elastin production.
Example: Matrixyl 3000™ (a powerful duo that stimulates repair). -
2. Carrier Peptides: Deliver trace elements like copper for healing.
Example: Copper Peptides (GHK-Cu) promote regeneration. -
3. Neurotransmitter-Inhibiting Peptides: Gently relax expression muscles.
Example: Argireline™—often called “Botox in a jar.” - 4. Enzyme-Inhibiting Peptides: Protect collagen by neutralizing destructive enzymes (like MMPs).
Why Peptides Are Crucial for Indian Skin
India’s environment poses unique challenges:
- High UV exposure accelerates collagen breakdown.
- Urban pollution leads to inflammation and “inflamm-aging.”
Peptides help repair, rebuild, and defend—making them essential in the Indian skincare context.
The Radiome Peptide Philosophy
We believe in synergy, not shortcuts. That’s why we use multiple peptides across products to work from different angles:
In BioElixir Serum:
• Matrixyl 3000™ (signal peptide) boosts collagen
• Copper Peptides (carrier) calm and rebuild
This duo powers deep repair from within.
In PlumpTheory Moisturizer:
• Argireline™ relaxes expression lines
• Copper Peptides continue structural healing
Together, they smooth instantly while building long-term resilience.
The Future Is Smart Skincare
Peptides represent a shift from cosmetic cover-ups to cellular communication. They give your skin the exact tools it needs to restore its natural intelligence and youthful vitality.
Invest in your skin’s architecture. Speak its language. Let peptides unlock its full potential.