Gluten free. Caffeine free. Non-GMO Project verified. nongmoproject.org. Please use this number in all correspondence related to this product. The aromatic Oregon- and Washington-grown peppermint we've selected for this tea tastes so fresh and delicious that it requires no accompaniment - it's the only ingredient here. Once reserved for exclusive use in cakes and candies, the whistling cool freshness of pure peppermint from the great Pacific Northwest is yours to enjoy in this comforting brew. www.celetialseasonings.ca. Comments or questions: 1-800-351-8175. www.celetialseasonings.ca. 100% recycled. We print our boxes on 100% recycled paper board (35% post-consumer material). Blended with care from seed to sip. Responsible sourcing. We purchase most of our ingredients directly from the farming communities that grow them. Sustainable Packaging: We use a tea bags for this product without strings, tags or staples, keeping tons of material out of landfills every year.