Terms of Service & Educational Formulation Disclaimer

Last Updated: October 14, 2026 · Contact: concierge@dermlogic.io

1. Cosmetic Chemistry Educational Scope

DermLogic provides deterministic cosmetic chemistry calculations (Henderson-Hasselbalch pKa bioavailability, ΔpH thresholds, and EU CosIng comedogenicity ratings) for educational formulation analysis. It does not replace individualized medical diagnosis by a board-certified dermatologist.

2. 30-Day Harmony Guarantee & Self-Serve Fulfillment

All $4.99 One-Time Routine Ritual Cards and $19.99/yr Unlimited Shelf Passes include an unconditional 30-day satisfaction guarantee.