Question: what is the best shampoo for red hair?
Answer: John Frieda Radiant Red Colour Protecting, DUO set Shampoo + Conditioner, 8.3 fl.oz. ... 
John Frieda Radiant Red Red Boosting Shampoo. ... 
TIGI Bed Head Resurrection Shampoo/Conditioner (25.36oz) Set. ... 
Pureology | Reviving Red Reflective Conditioner | For Red & Copper Color Treated Hair | Sulfate-Free | Vegan | 8.5 oz.