Where The Ordinary Power of Peptides Set really shines is active ingredient strength, scoring 9.8 compared to Summer Fridays Midnight Ritual Retinol Renewal Serum's 5.9. Its formula features Acetyl Hexapeptide-8, Pentapeptide-18, and Palmitoyl Tripeptide-1 in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. The Ordinary Power of Peptides Set scores 9.8 here versus 7.9 for Summer Fridays Midnight Ritual Retinol Renewal Serum. That difference comes down to how each formula is built — the ingredient list tells the story.
The Ordinary Power of Peptides Set brings Acetyl Hexapeptide-8, Pentapeptide-18, and Palmitoyl Tripeptide-1 as actives, while summer Fridays Midnight Ritual Retinol Renewal Serum relies on Retinyl Linoleate, Retinol, and Centella Asiatica Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
At premium pricing with a score of 8.2, Summer Fridays Midnight Ritual Retinol Renewal Serum is a decent pick. The Ordinary Power of Peptides Set sits at the mid-range level with a 9.4 score — the higher investment pays off in formulation quality.