Active ingredients perform best at specific pH-levels, so we’ve created serums and oils in different pH ranges based on their strength and purpose. Start with gentler formulas to help your skin adjust, then gradually move to stronger versions as your tolerance builds. This step-by-step approach minimizes irritation and protects your skin barrier.

Oil-based formulas do not have a pH-level, as they are completely water-free. They are suitable for all skin types, including oily skin