Product Reviews
Every product here is rated on formulation quality, the published evidence behind its ingredients, aggregated user feedback, and value for money. See how we research.
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The Ordinary Copper Peptides: My Honest Review After 7 Weeks (Acne-Prone Skin)
A real firsthand review of The Ordinary Multi-Peptide + Copper Peptides 1% after seven weeks of daily use on acne-prone skin. Absorption, glow, the metallic smell, stinging, and whether I'd keep using it.
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NIOD Copper Amino Isolate Serum Review (For Men): Is the Premium Price Worth It?
A research-based look at NIOD's Copper Amino Isolate Serum for men. High-concentration GHK-Cu, who it suits, how it compares to The Ordinary, and whether it earns its price.
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Biossance Squalane + Copper Peptide Serum: My Review After 2.5 Months
A firsthand review of Biossance Squalane + Copper Peptide Rapid Plumping Serum after two and a half months of twice-daily use. Hydration, texture, the look of fine lines, feel, and whether it's worth the premium.