This shampoo is very good . I m using only this shampoo I like this product. For yousing this product the hair was very silkey . This is a shampoo . But good over than conditionar . I really like it and if you can use this only 1 week 1 time . Of you have a white hair so your hair can be blak in after 10 weeks . I have a more black hairs and now I am using this shampoo before 10 weeks . Noy I don’t have any black hairs .