Which scores higher with the experts?
The Ordinary Multi-Peptide + Copper Peptides 1% Serum holds a Guru Score of 84%, ahead of SkinCeuticals C E Ferulic at 77%. The first draws on 22 independent expert reviews, the second on 34. On the experts' own numbers that puts Multi-Peptide + Copper Peptides 1% Serum in Yay territory and C E Ferulic in Yay.
What do the experts say about Multi-Peptide + Copper Peptides 1% Serum?
The Ordinary Multi-Peptide + Copper Peptides 1% Serum carries a Guru Score of 84% from 22 independent experts. That blue tint is the copper itself, and it arrives with Matrixyl 3000 and Argireline as backup, which is why gurus call it an accessible, well-rounded way into copper peptides. The doubters say copper barely penetrates and the payoff may just be hydration, and a six-month trial showed no visible change. If you use vitamin C in the morning, keep this for night.
What do the experts say about C E Ferulic?
SkinCeuticals C E Ferulic carries a Guru Score of 77% from 34 independent experts. Studies are what keep this vitamin C serum on the shelf: the experts who love it point to published research and a patented formula built to keep the vitamin C stable. The split comes down to the 15% L-ascorbic acid, pure vitamin C that suits normal to dry skin but stings plenty of others, with a smell that ranges from fine to hot dog water. A few also report breakouts.
Which should you choose?
On the experts' scores The Ordinary Multi-Peptide + Copper Peptides 1% Serum comes out ahead, 84% to 77%, a gap of 7 points. It has 22 experts behind it against 34 for SkinCeuticals C E Ferulic. Multi-Peptide + Copper Peptides 1% Serum is most often recommended for mature skin, C E Ferulic for oily, dry, combination, normal and sensitive. Both are independently verified on the Guru Index, so either is a sound pick; let the use case and your budget settle it.