Four Sigmatic Chai Latte Mix with Reishi - No black tea here – gut-loving turkey tail mushroom and calming reishi take the place of caffeinated tea for a soothing caffeine-free blend that can be enjoyed anytime, anywhere. Turkey tail is one of the best mushrooms for the gut, and, when paired with soothing reishi and carminative spices like cinnamon and ginger, creates a calming blend to support occasional stress and full body well-being.