Certified Gluten-Free. gfco.org. Contains caffeine. Non GMO Project verified. nongmoproject.org. Reach new and delicious heights with this blend of cool peppermint and rich black tea. We've added creamy milk thistle, carob and vanilla bean for a smooth finish. Let this uplifting black tea take you to the top of Peppermint Peak. We are all travelers in the wilderness of this world, and the best we can find in our travels is an honest friend. - Robert Louis Stevenson. celestialseasonings.com. Questions or comments 1-800-351-8175. Reach new and delicious heights with this blend of cool peppermint and rich black tea. We've added creamy milk thistle, carob and vanilla bean for a smooth finish. Let this uplifting black tea take you to the top of Peppermint Peak.