Galaxy Minstrels are gluten-free. Its list of ingredients includes sugar, carnauba wax (glazing agent), skimmed milk, whey powder, dextrin, starch, cocoa butter, milk fat, lactose, natural colors, starch, vegetable oil and soya lecithin (emulsifier). The natural flavorings of this product, however, may contain nut traces.
Mars offers good information on its website, including allergens, dietary suitability, ingredients and nutrition, by individual brand and product. The company encourages its gluten-free customers to check labels carefully and promises to mention any rye, barley and wheat ingredients by name. Some other Mars products that are gluten-free include the Milky Way Midnight Bar, 3 Musketeers Bars and Milky Way Caramel Bar.