Liquid glucose is available to buy in the specialty cake-baking and candy-making supply sections of stores such as Michaels or Jo-Ann Fabric & Craft Stores. Liquid glucose is also available online at Amazon.
Liquid glucose is sometimes available from specialty grocery stores and supermarkets in the United States. It is more readily available in the United Kingdom, but websites carrying British foods often sell liquid glucose as well. Medical suppliers and drugstores sometimes carry liquid glucose for treating diabetic patients with low blood sugar levels. Liquid glucose is used to keep baked goods moist, and it is used in frozen desserts to avoid crystallization.