Relieving anxiety, Many people find sipping hot tea to be relaxing, but lemongrass tea may offer further anxiety-reducing properties, Lowering cholesterol, Preventing infection, Boosting oral health. , Relieving pain, Boosting red blood cell levels. Relieving bloating. Relieving anxiety. Many people find sipping hot tea to be relaxing, but lemongrass tea may offer further anxiety-reducing properties. Lemons grow on a tree. Lemongrass is, as the name would imply, a type of grass. They are not related, but they do both contain a compound called citral, which is also found in other lemons plants such as lemon verbena and lemon tea tree and gives them all their similar scent.