Smoothie King offers a variety of smoothies, and many of them are gluten-free. However, it is important to note that certain ingredients and specific recipes may contain gluten or be processed in facilities that handle gluten-containing products. Generally, fruits, vegetables, and protein powders used in Smoothie King smoothies are naturally gluten-free. Smoothie King is committed to providing transparency regarding their ingredients and nutritional information, which can help customers make informed choices. Those who have significant gluten sensitivities or celiac disease should always exercise caution when selecting menu items. It is advisable to consult the current web page for detailed nutritional information and ingredient lists. This way, customers can ensure that their choices align with their dietary requirements. Smoothie King values customer preferences and strives to accommodate various dietary needs as much as possible.