Chantelle | Koppā Journal
Chantelle is the co-founder of Koppā and the named author of the Koppā Journal. Her interest in skincare developed through living in Vietnam and Japan and learning to value a consistent daily routine.
She writes about copper peptide skincare, ingredient research and how products fit into everyday life. Her perspective as a brand founder is described in the Koppā story.
Research, clearly explained
The Journal links to ingredient research and distinguishes laboratory work, human studies and Koppā product testing. Read our editorial and sourcing policy and the GHK-Cu evidence table.
For a question or correction, contact Koppā.
Articles in the Koppā Journal
- What Is the Best Copper Peptide Serum for Skin Barrier Support?
- Where to Buy GHK-Cu Skincare in the US
- Which Peptide Serums Work Best Under Sunscreen?
- GHK-Cu Tallow Balm: What the Evidence Says, and the Copper Peptide Balm Without Tallow
- Why Copper Peptide Serum Reviews Are So Mixed
- What GHK-Cu Can and Can't Do for Your Skin
- NIOD vs. The Ordinary vs. Koppā: The Ultimate Copper Peptide Comparison (2026)
- Beyond GHK-Cu: The Science Behind the Rest of Our Formulas
- Skin After 35: What Actually Changes, and Where GHK-Cu Fits
- Copper Peptides vs Retinol, Tretinoin and Bakuchiol: Which to Choose
- The Science vs. The Hype: Why Dermatologists Trust GHK-Cu
- Clinically Proven. But What, Exactly, Has Been Proven?
- GHK-Cu vs Retinol: Which One Actually Works Better for Your Skin?
- The Peptides Behind the Peptide: What Else Is in koppā's GHK-Cu Serum
- Perimenopause and Menopause Skin: What Changes and Where Copper Peptides Fit
- The Best Copper Peptide Serums of 2027, Compared by Their Labels
- Can Copper Peptides Tighten Loose Skin After Weight Loss?
- Your Skin Doesn't Know Something Is Viral
- PDRN in Skincare: Does Salmon DNA Really Work on Your Face?
- Does Drinking Water Help Your Skin? What Studies Found
- Does Lack of Sleep Show on Your Skin? What Studies Found
- This One Isn't About Skincare
- Copper Peptides and Skin Elasticity: What GHK-Cu Can Do After 30
- How koppā Fits Into My Real Life
- Where to buy GHK-Cu skincare in Canada?
- Copper Peptides for Hair: What the Evidence Says (and Doesn't)
- Use the good towels
- Why Is Copper Peptide Serum Blue?
- Does Exercise Help Your Skin? What the Studies Found
- Sunscreen and Ageing Skin: What a 4.5 Year Trial Found
- Injectable GHK-Cu: Why I Tried It Once and Stopped
- Copper Peptide Serum Benefits: What GHK-Cu Does for Skin
- Copper Peptides and Microneedling: How Long to Wait, and Why
- Ozempic Face and Collagen Loss: What Skincare Can and Can't Fix
- How to Choose a Copper Peptide Serum: Ingredients, Concentration and Texture
- Copper Uglies: What They Are and How to Avoid Copper Peptide Irritation
- Best Peptide Serum Reddit: Copper, Matrixyl or Argireline? (2026)
- Cheap Copper Peptide Serum: What You Give Up, and What You Don't
- What Causes Crow's Feet? The Real Reasons Behind Them
- Forehead Wrinkles When You're Young: The Real Causes
- GHK-Cu in Skincare: A Complete Review of the Science and Evidence
- Copper Peptides in Winter: Protecting a Cold-Weather Skin Barrier
- Copper Peptides vs Niacinamide: Do You Need Both?
- The Men's Copper Peptide Skincare Routine: 1, 2 or 3 Steps. Done
- GHK-Cu for Oily Skin: What It Does and Doesn't Do for Breakouts
- Copper Peptides and AHA/BHA Exfoliants: How to Layer Both
- Is Your Copper Peptide Serum Oxidized? How to Spot Low-Quality GHK-Cu
- Copper Peptides for Lips: Chapped Lips, Lip Lines and GHK-Cu
- Copper Peptides vs Snail Mucin: Which Barrier Ingredient Wins?
- Copper Peptides and Retinol or Tretinoin: How to Use Them Together
- Copper Peptides and Azelaic Acid: Can You Layer Them?
- GHK-Cu and Breastfeeding: What's Known About Copper Peptides
- Copper Peptides and Keratosis Pilaris: What the Research Shows
- Copper Peptides for Very Dry, Sensitive, or Compromised Skin Barriers
- 1% vs. 2% GHK-Cu: What Concentration Can and Can’t Tell You
- Copper Peptides and Hyaluronic Acid: How to Layer Them
- Can You Use Copper Peptides Every Day? Dosing and Copper Myths
- Copper Peptides and Melasma: What the Research Does and Doesn't Show
- GHK-Cu for Crepey Neck and Décolletage: A Gentle Routine
- The UV Guide: Why GHK-Cu is a Gentle, Non-Sensitizing Alternative to Traditional Anti-Aging Actives
- Do Copper Peptides Expire? GHK-Cu Shelf Life and Storage
- Copper Peptides for Crepey Skin: GHK-Cu for Hands and Arms
- GHK-Cu Serum, Cream or Stick? How to Choose the Right Format
- Copper Peptides and Rosacea: What the Research Does and Doesn't Show
- Is GHK-Cu Safe During Pregnancy? What to Know About Copper Peptides
- Zero-Waste Skincare: A Realistic Guide to a Lower-Waste Routine
- Copper Peptides for Acne Scars: What the Research Actually Shows
- Copper Peptides for Sensitive Skin: How to Introduce Them Carefully
- How Often Should You Use a Copper Peptide Sheet Mask?
- Can You Use Copper Peptides With Vitamin C? How to Layer Both
- How to Build a Skincare Routine After 30 That Actually Works
- Do Collagen Supplements Work for Skin? Collagen vs GHK-Cu
- UAE Skincare: How to Protect Your Skin Barrier in the Heat
- Skin Ageing and Collagen: What Really Changes From Your 20s On
- How to Layer GHK-Cu With Other Skincare Ingredients
- At-Home Microcurrent Devices: Do They Work for Lift and Firmness?
- Skin Barrier Repair: GHK-Cu, Ceramides & Niacinamide
- A Simple Copper Peptide Routine: How to Use GHK-Cu Morning and Night
