Journal
Short reads on peptides, ingredients and simple routines.
Skin science · 4 min read
What are peptides in skincare?
Peptides are short chains of amino acids, the building blocks of proteins like collagen and elastin.
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GHK-Cu copper peptides: a beginner’s guide
PDRN (salmon DNA) explained
Argireline vs. Matrixyl 3000: what’s the difference?
Why hyaluronic acid comes in two sizes
Ceramides and your skin barrier
How to build a morning and night peptide routine
Can you layer peptides with retinol and vitamin C?
Copper peptides vs. PDRN: which is right for you?
Niacinamide: the quiet multitasker
How long do peptides take to work?
Patch testing new serums for sensitive skin
What makes Korean skincare different
