Where The Ordinary Power of Peptides Set really shines is active ingredient strength, scoring 9.8 compared to innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support's 5.6. Its formula features Acetyl Hexapeptide-8, Pentapeptide-18, and Palmitoyl Tripeptide-1 in high positions, signalling meaningful concentrations.
The Ordinary Power of Peptides Set brings Acetyl Hexapeptide-8, Pentapeptide-18, and Palmitoyl Tripeptide-1 as actives, while innisfree Green Tea Hyaluronic Acid + Niacinamide Refillable Serum for Skin Barrier Support relies on Niacinamide, Lactobacillus Ferment Lysate, and Allantoin. 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.