Made with 100% Non-GMO Ingredients. Gluten Free. Did you know? Your body's normal immune response to spring, summer, fall and even winter can often feel like a full frontal challenge. The beauty of Quercetin and Freeze-Dried Nettle is their ability to support your body's normal histamine-producing response. Let's get fresh. Crack open a bottle and take a deep breath. What you smell is a pure, fresh herbal supplement processed in small batches by hand with love for optimum potency. Here's to your health!