Where The Ordinary Power of Peptides Set really shines is active ingredient strength, scoring 9.8 compared to Kosas Revealer Super Creamy + Brightening Concealer with Caffeine and Hyaluronic Acid's 2.5. 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 7.1 for Kosas Revealer Super Creamy + Brightening Concealer with Caffeine and Hyaluronic Acid. 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 kosas Revealer Super Creamy + Brightening Concealer with Caffeine and Hyaluronic Acid relies on Palmitoyl Tripeptide-5, Caffeine, and Tocopherol. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Both sit in the mid-range bracket, so value comes down to formulation quality. The Ordinary Power of Peptides Set gets the nod here with its 9.4 overall score — you're getting more for a similar outlay.