hello
Dark from the beginning Or keep it for a long time and dark?
If the color is dark from the beginning caused by some ingredients In the perfume formula, there is a dark color, which is the natural color of the ingredient. In this case, it cannot be corrected.
If it has been stored for a long time, it will become darker. In this case, add an anti-discoloration ingredient, for example Protec™ UV ( Benzotriazolyl Dodecyl p-Cresol ) 0.1%.