Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Mary Kay TimeWise Repair Volu-Firm® Advanced Lifting Serum Versus Peter Thomas Roth Peptide 21 Wrinkle Resist Serum

This anti-aging serum is formulated around Tripeptide-1 to soften the look of wrinkles. This anti-aging serum is formulated around Tripeptide-10 Citrulline and Acetyl Octapeptide-3 to soften the look of wrinkles.

This source-based comparison does not add ratings or recommend a winner.

  • This anti-aging serum is formulated around Tripeptide-1 to soften the look of wrinkles.
  • This anti-aging serum is formulated around Tripeptide-10 Citrulline and Acetyl Octapeptide-3 to soften the look of wrinkles.