Herbal teas, also known as tisanes, can have many health benefits, including: Immune system: Herbal teas can help boost the immune system and protect it from infections and oxidative stress. Inflammation: Herbal teas can help fight inflammation. Heart health: Herbal teas can promote cardiovascular health and lower the risk of death from heart disease. Cancer: Herbal teas can help prevent the development of certain cancers. Mood: Herbal teas can boost your mood. Energy levels: Herbal teas can increase your energy levels. Weight loss: Herbal teas can support weight loss by increasing fat metabolism and reducing fat. Digestive issues: Herbal teas can help soothe digestive issues like bloating and constipation. Sleep: