Fanola No Yellow vs Wonder No Yellow
Two purple bottles, near-identical names. Fanola says both tone the same, so the decision comes down to price, published leave-on time and how the hair feels afterwards.
Non-Yellowing Shampoo: What Anti-Yellow Shampoo Really Does
Almost every purple shampoo on the shelf carries the same violet dye. What matters is how much of it is in the bottle, and what that pigment can and cannot do once it is on your hair.




