Euphrates Mint: It's grown along the banks of the Euphrates River in southern Turkey, one of the oldest agricultural areas in the world. Sourced via the help of our friends at Burlap & Barrel. Amber Assam Tea: Sustainably grown broken leaf black tea sourced from the family-owned Chota Tingrai Tea Estate in Assam, India. Chota Tingrai emphasizes environmental sustainability and works towards the welfare of local tea growing communities.