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Pure vitamin C antioxidant
One of the most effective humectants
Smaller molecule form of hyaluronic acid
Estimated — based on ingredient analysis. Scores refine as user reviews are added.
Peter Thomas Roth Potent-C Power Serum is a solid serum with an overall score of 7.2/9.8. Positioned in the premium bracket, it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Ascorbic Acid, Glycerin, Sodium Hyaluronate — ingredients that actively target skin concerns.
It performs well on low irritation risk (9.5).
Great for
Works on your skin — #2 in the INCI list
Draws in moisture — #4 in the INCI list
Draws in moisture — #5 in the INCI list
Softens and smooths — #8 in the INCI list
14 ingredients — listed in INCI order (highest concentration first)
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.