All of our products are soy and dairy free! We are gluten free and vegan certified. Our facility is a nut and peanut free facility. It is also a dedicated gluten-free facility which includes wheat. We do use non-GMO derived dextrose (from corn) in our electrolytes and performance formula. We do not have dextrose in our vitamin and immunity formula; however, it does contain non-GMO citric acid that is derived from corn. In our Electrolyte formula: the Citrus Fruit and Tri-Berry contain grapefruit as a natural flavor. If your particular allergy is not addressed here, please reach out to email@example.com so we can help answer your specific dietary questions.