Whats the best hair growth shampoo?

i want to know whats the best shampoo and conditioner that will grow my hair longer. i am cautious about mane and tail but i would like people who have used any of the hair growth shampoos.Whats the best hair growth shampoo?
carol's daughter products are the best for hair growth, as they use natural ingredients. im using this right now because im trying to grow out my hair (and its pretty affordable). there is also beauty for ashes but their stuffs mad expensive. also whats your hair texture? carol's daughter stuff is for more higly textured hair like mine but i'm sure it will still work nicely for u ;-] gud luckWhats the best hair growth shampoo?
shampoo which has pepper in it

facial