Ingredient pairing
Can you mix Ferulic Acid and THD Ascorbate?
Fine togetherThey're fine together.
These two actually work well together, and are often formulated side by side.
Routine: You can use these together, morning or night.
Ferulic AcidWorth paying for
THD AscorbateSolid and proven
Skip if: very sensitive
General guidance, not medical advice. When in doubt, introduce one product at a time.