Rockerbox GarlicRockerbox garlic powder is handmade and 100% pure – it has no fillers, no preservatives, no additives whatsoever. Rockerbox Garlic uses only fresh US-grown heirloom varieties of garlic and onions, and a slow low-heat dehydration process to preserve their natural flavors. All of these things contribute to a very high quality product, which is why the flavor of their garlic powder blows any store-bought product out of the water.