Mad About Skin Skin Perfecting Copper Peptide Serum — Efficacy 3.5/5.0, Safety 4.4/5.0 | DemythSkin
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[ DemythSkin Verdict ]
Mad About Skin Skin Perfecting Copper Peptide Serum

Mad About Skin Skin Perfecting Copper Peptide Serum

SerumFine lines, wrinkles, loss of firmness, skin hydration
Efficacy
Solid
3.5 / 5.0
Safety
Safe
4.4 / 5.0
System Verdict
A solid mid-tier peptide serum with clinically-backed actives at respectable concentrations, but held back by a weak base formulation and lack of stabilization for copper peptides. The formula delivers 20% total peptide concentration with 3% copper peptides—genuinely impressive on paper[2]. The Matrixyl 3000 complex (Palmitoyl Tripeptide-1 + Palmitoyl Tetrapeptide-7) is clinically validated for collagen stimulation and wrinkle reduction[1], and Acetyl Hexapeptide-3 adds wrinkle-relaxing support. However, the efficacy score is capped at 3.5 because: (1) Copper Tripeptide-1 is listed at only 0.2–0.75% concentration[4], far below the 3% copper peptide claim—this suggests the "3% copper peptides" refers to the encapsulated complex, not bioavailable copper tripeptide alone; (2) the serum lacks a dedicated antioxidant stabilizer (Vitamin E, ferulic acid) to protect copper peptides from oxidation, despite the brand claiming "encapsulation"[2]; (3) Scutellaria Baicalensis is present but at unknown concentration, limiting its antioxidant efficacy; (4) the base is humectant-heavy (glycerin 3.7–5.6%, sodium hyaluronate 0.95–1.4%[4]) but lacks occlusive or emollient ingredients to seal hydration, reducing long-term moisturization; (5) T-Butyl Alcohol and multiple glycols create a lightweight texture but may compromise barrier support for sensitive skin. The formula is safe and non-irritating, but positioning it as a premium anti-aging serum is overstated given the modest copper tripeptide bioavailability and lack of synergistic stabilizers.
Active Ingredients Detected
A Tier: Good BasicsProven Results
AquaGlycerinSodium Hyaluronate
B Tier: Supporting IngredientsPromising Ingredients
Butylene GlycolPalmitoyl Tripeptide-1Palmitoyl Tetrapeptide-7Acetyl Hexapeptide-3Polyacrylate Crosspolymer-6Copper Gluconate1,2-HexanediolCopper Tripeptide-1CarbomerPentylene GlycolPolysorbate 20
C Tier: Marketing IdolsHype | Limited or Weak Data
Scutellaria Baicalensis Root Extract
D Tier: Potential IrritantsBe Cautious
T-Butyl AlcoholChlorphenesinPhenoxyethanol
Analyze on DemythSkin

DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.