Holy Basil has a rich and fanciful history. It has been an "Herb Royale" to the French, a sign of love to Italians, and a sacred herb to Indians. It belongs to the "Rasayana" category of Ayurvedic herbs, used for supporting the normal functions of the whole body. It is known to support a healthy immune system and promote calm and clarity. Holy basil also acts as an antioxidant and digestive tonic.