As part of Solaray's mission to help you Live Brighter, we offer our Histamine Blend SP-33. This oral supplement is part of our extensive range of over 700 products designed to support your wellness goals. We create high-quality formulas using ingredients sourced from nature, and our Histamine Blend SP-33 is no exception. Our products are lab verified by our in-house scientists, ensuring that you receive some of the highest-quality supplements available. Born in Utah in 1973, we continue to be inspired by nature and are committed to reducing our carbon footprint.