To make this Cherry Cheesecake Fluff Recipe gluten free, confirm that each packaged ingredient is certified gluten free before using it. Pay special attention to the cheesecake instant pudding mix, whipped topping, cherry pie filling, mini marshmallows, vanilla extract, and cream cheese, as some brands may contain additives or be processed in facilities where gluten cross-contact can occur. If you are preparing this dessert for someone with celiac disease or a strong gluten intolerance, make sure your mixing bowl, beaters, spatula, serving bowl, and storage containers are thoroughly cleaned before starting.