Peter Thomas Roth Peptide Skinjection Fill + Fix Under-Eye Cream — Efficacy 3.8/5.0, Safety 4.3/5.0 | DemythSkin
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[ DemythSkin Verdict ]
Peter Thomas Roth Peptide Skinjection Fill + Fix Under-Eye Cream

Peter Thomas Roth Peptide Skinjection Fill + Fix Under-Eye Cream

Eye CreamEye Care
Efficacy
Solid
3.8 / 5.0
Safety
Safe
4.3 / 5.0
System Verdict
Slick instant-gratification eye perfector, not a true long-term anti-aging powerhouse. Despite the flashy 4% Peptilift claim, the formula leans heavily on silicones, mica and pigments to blur, tint and fake a smoother, brighter under-eye rather than delivering S Tier structural change; sh-Pentapeptide-5 and Juveneye CLR-style botanicals are interesting A/B Tier actives, but they sit in a silicone-heavy, primarily cosmetic base, so real anti-wrinkle and dark-circle improvement will be modest and slow, while the visible "fill + fix" effect is largely from dimethicone, Polysilicone-11 and filling spheres rather than true dermal remodeling.
Active Ingredients Detected
S Tier: Gold StandardsHigh Clinical Proof | Skin-Transformative
Titanium Dioxide (CI 77891)
A Tier: Good BasicsProven Results
Water/Aqua/EauDimethiconeCetyl PEG/PPG-10/1 DimethiconeGlycerinPEG/PPG-18/18 DimethiconeSodium Hyaluronate
B Tier: Supporting IngredientsPromising Ingredients
Butylene GlycolPolysilicone-11sh-Pentapeptide-5CaffeineGlucomannanSodium ChlorideSilicaSilica SilylateSodium CitrateCitric AcidTrihydroxystearinLauryl GlucosideSodium BenzoatePotassium ChlorideTetrasodium Glutamate DiacetatePropylene GlycolDecyl GlucosideTrisiloxanePotassium SorbateSodium Dehydroacetate1,2-HexanediolMicaTriethoxycaprylylsilaneIron Oxides (CI 77492)Iron Oxides (CI 77491)Iron Oxides (CI 77499)Phenoxyethanol
C Tier: Marketing IdolsHype | Limited or Weak Data
Bellis Perennis (Daisy) Flower ExtractHieracium Pilosella ExtractPotassium Glutathione Isomerized Linoleate
D Tier: Potential IrritantsBe Cautious
Ethylhexyl PalmitateEthylhexylglycerin
Analyze on DemythSkin

DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.