why i said like this because all the shampoo are made it from chemicals only, even herbal too. We use shampoo to clean our hair but its too harmful by using chemicals. we are using chemicals not shampoo. what i suggest is Shikai. it an best and traditional method for wash your hair.
We found option to kick new hairs and grow faster.
There is lot of models and brand of comb in market. But using normal comb is best to use, because it will help to open the gate to grow new hairs from your scalp. So stop using rolling comb and start using normal comb