Nizoral is a brand that offers various hair care products, including an anti- dandruff shampoo and a scalp tonic. The Nizoral Anti-Dandruff Shampoo contains 1% Ketoconazole as the active ingredient, along with inactive ingredients such as Benzyl Alcohol, BHT, and Fragrance

. On the other hand, the Nizoral Care Scalp Tonic includes ingredients like Aqua, Alcohol, Glycerin, Panthenol, Piroctone Olamine, Tocopherol, Allantoin, and Bisabolol

. The scalp tonic is designed to improve the feeling of the scalp using a complex of natural ingredients derived from magnolia and cactus plant extract, which are aimed at soothing and restoring the natural balance of the scalp

. As for the positive and negative aspects, the products are generally well- received for their effectiveness in addressing dandruff and soothing the scalp, but individual experiences may vary. It's always recommended to check for any potential allergic reactions to specific ingredients.