Question: what is the best shampoo to treat seborrheic dermatitis?
Answer: Best Overall: Nizoral A-D Anti-Dandruff Shampoo. ... 
Best Budget: Head & Shoulders Clinical Strength Dandruff and Seborrheic Dermatitis Shampoo. ... 
Best Medicated: Nioxin Scalp Recovery Cleanser. ... 
Best Natural: The Body Shop Ginger Scalp Care Shampoo. ... 
Best Natural Medicated: Jason Dandruff Relief Treatment Shampoo.