Ingredient pairing

Can you mix GHK-Cu and Phytic Acid?

Use with careUse these with care.

GHK-CuPhytic Acid

Low-pH acids and pure vitamin C can destabilize copper peptides, so side by side they may simply do less.

Do this: Keep the copper peptides in a separate routine, morning or evening.

Routine: Best kept in separate routines, morning and evening.

GHK-CuSolid and proven
Efficacy7
Anti-aging7
Barrier4
Phytic AcidPromising, not proven
Efficacy7
Brightening7
Barrier3

General guidance, not medical advice. When in doubt, introduce one product at a time.