Shampooing the Oily Scalp and Hair
Your shampoo should be always chosen according to your scalp type. In this context you should use shampoo for oily scalp conditions. Oily scalp cleaning must be performed gently. Frequent shampooing, and it is inevitable that you will shampoo frequently when you have an oily scalp, with aggressive cleaning components will cause oil glands to work more intensively.
Your scalp will work vigorously to reconstruct the stripped defensive hydrolipid layer. This will cause a vicious cycle. You think that you washed your hair thoroughly, but it becomes greasy even faster.
A soft cleaning base is not cheap. You will rarely find it in mass market shampoos. Check out professional shampoo brands here.