Where Can I Buy Nizorelle Dandruff Control Shampoo? Nizorelle Dandruff Control Shampoo is available in Boots and large Sainsbury's stores. You can also purchase any of the products from the Nizorelle Dandruff Control Shampoo range from the outlets below. To purchase online click on one of the following options: Selecting any of the listed links will take you to a Web site to which the McNeil Products Ltd. Privacy Policy, Legal Notice and content ownership do not apply. You are solely responsible for your interactions with that Web site. We encourage you to read the Privacy Policy and Legal Notice of every Web site that you visit.