USDA Organic. Organic from the source. Made from the dried leaves of Mentha Piperita (that's peppermint leaf to most of us) this organic tea provides a refreshing, caffeine-free boost. The plants are grown in the Northwestern United States, which is known for producing the highest quality peppermint essential oils in the world. Not only does it have an invigorating flavor, it's known for its soothing characteristics and aid in digestion. Certified Organic by Quality Assurance International. Product of Canada.