Tulsi tea is a type of herbal tea that is made from the leaves of the holy basil plan. Tulsi tea has a spicy, sweet, and slightly floral flavor, and is often used in Ayurveda, a traditional system of medicine. Tulsi tea has many health benefits, such as reducing blood pressure, supporting diabetes, relieving arthritis, boosting immunity, fighting infections, cleansing blood and liver, improving digestion, reducing inflammation, and relieving stress and anxiety.