Comparison7 min read
Copper peptides vs retinol: which active is better for anti-aging?
Retinol or copper peptides — which active is genuinely better for anti-aging? We compare GHK-Cu and retinol on efficacy, tolerance and results.
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LIORA Blog
Ingredient science, studies and protocols for biological dominance.
Ingredients8 min read
GHK-Cu benefits: what copper peptides really do to your skin
GHK-Cu (glycyl-L-histidyl-L-lysine copper) is the most powerful anti-aging peptide in modern dermatology. Here is how copper peptides stimulate collagen, regenerate cells and reprogram your skin's gene expression.
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Buying guide5 min read
Buying a copper peptide serum: the seven criteria that matter
How to recognise an effective GHK-Cu serum — and where the shelf typically cuts corners.
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Anti-aging peptides: the four classes and what they do
Not all peptides are the same. The four classes, their targets and the combinations that actually make sense.
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Routine5 min read
GHK-Cu results: what is realistic at 14, 30 and 90 days
A sober expectation timeline instead of before-and-after marketing: what copper peptides deliver, and when.
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Ingredients6 min read
Argireline serum: what the peptide can and cannot do
Acetyl hexapeptide-8 is marketed as a botox alternative. A sober look at mechanism, dose and realistic results.
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Ingredients6 min read
Copper peptide benefits: what they actually trigger in skin
Copper peptides are the best tolerated anti-aging signal in dermatology. Here is what they trigger in the dermis — and on what timeline.
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