Retinol Fusion PM Night Serum

Peter Thomas Roth Retinol Fusion PM Night Serum is a solid serum with an overall score of 6.6/9.8. Positioned in the premium bracket, it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Cyclopentasiloxane, Squalane, Retinol — ingredients that support the skin barrier and moisture levels.

It performs well on low irritation risk (9.5). On the flip side, active ingredient concentration is on the lighter side.

Is this right for you?

Great for

• ✓Sensitive skin — low irritation risk with a gentle formulation
• ✓Safety-conscious shoppers — clean formulation with minimal flags
• ✓Ingredient-aware buyers — transparent, well-documented formula

May not suit

• ⚠Those seeking potent actives — this leans more maintenance than treatment

Key ingredients

• ✶
  Cyclopentasiloxane

  Softens and smooths — #1 in the INCI list

• ✶
  Squalane

  Softens and smooths — #2 in the INCI list

• ✶
  Retinol

  Works on your skin — #4 in the INCI list

• ✶
  Tocopheryl Acetate

  Works on your skin — #5 in the INCI list

• ✶
  Ascorbyl Palmitate

  Works on your skin — #6 in the INCI list