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innisfree Retinol Cica Ampoule scores 8.7/9.8 vs Peter Thomas Roth Peptide Skinjection™ Amplified Wrinkle-Fix Refillable Serum at 8.3/9.8. innisfree Retinol Cica Ampoule wins for active ingredients.
innisfree Retinol Cica Ampoule edges ahead, winning 2 of 5 attributes.
Scores last verified: June 2026
16 unique
8 in common
23 unique
Where innisfree Retinol Cica Ampoule really shines is active ingredient strength, scoring 6.4 compared to Peter Thomas Roth Peptide Skinjection™ Amplified Wrinkle-Fix Refillable Serum's 4.3. Its formula features Niacinamide, Tocopherol, and Retinol in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. Peter Thomas Roth Peptide Skinjection™ Amplified Wrinkle-Fix Refillable Serum scores 9.8 here versus 9.2 for innisfree Retinol Cica Ampoule. That difference comes down to how each formula is built — the ingredient list tells the story.
innisfree Retinol Cica Ampoule brings Niacinamide, Tocopherol, and Retinol as actives, while peter Thomas Roth Peptide Skinjection™ Amplified Wrinkle-Fix Refillable Serum relies on Saccharomyces Lysate, Acetyl Hexapeptide-8, and Pentapeptide-18. Both approaches have merit, but the positioning and supporting ingredients make the difference.
innisfree Retinol Cica Ampoule is better if you have
Peter Thomas Roth Peptide Skinjection™ Amplified Wrinkle-Fix Refillable Serum is better if you have
At budget pricing with a score of 8.7, innisfree Retinol Cica Ampoule delivers strong value. Peter Thomas Roth Peptide Skinjection™ Amplified Wrinkle-Fix Refillable Serum sits at the premium level with a 8.3 score — the extra cost doesn't translate to better scores here.
innisfree Retinol Cica Ampoule edges ahead with a slightly stronger formulation, but Peter Thomas Roth Peptide Skinjection™ Amplified Wrinkle-Fix Refillable Serum is still a solid pick.
Based on ingredient analysis, innisfree Retinol Cica Ampoule scores higher overall. See the full score breakdown above for details on each attribute.
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.