The Dandruff Shampoo from Segals is effective.

The Segals Solutions Advanced Scalp Care Dandruff Shampoo is formulated to eliminate loose dandruff flakes, while also hydrating the scalp and preventing irritation. It gently cleanses the hair and scalp of dandruff flakes and deep-seated impurities, and promotes healthy hair growth by reinvigorating the scalp and stabilizing metabolism in the hair follicle. It also helps prevent dandruff and reduces its recurrences without any sulfates.