Amazon Basics Therapeutic Plus Coal Tar Anti-Dandruff Shampoo, Treats Psoriasis, Seborrheic Dermatitis, Itching and Flaking Scalp, 0.5% Coal Tar, 16 Fl Oz, Pack of 1One 16 fl oz bottle of Amazon Basics Therapeutic Plus Tar Gel Anti Dandruff Shampoo 0. 5% Coal Tar Contains solubilized coal tar extract 2. 5% (Coal Tar, 0. 5%) to keep working after rinsing Controls symptoms of psoriasis, seborrheic dermatitis and dandruff Formulated to fight itching and flaking For best results use at least twice a week or as directed by a doctor If you like Neutrogena T Gel Shampoo, we invite you to try Amazon Basics Therapeutic