B6 shampoo should be diluted with water?

Lo shampoo B6 va diluito con acqua?

A. asks us:

" Should B6 shampoo be diluted with water? And if so, in what doses? "

THE' expert  answers:

" Dear A., ​​Eudermic Bath B6 should be used like a normal shampoo: distribute it on wet hair and add water, massage (forming foam) on all lengths and rinse thoroughly with water. ."