Research has shown that this drink, which is used more frequently than coffee in India, contains many antioxidants that can slow the aging process!
On that page are a news video and many interesting comments. Last summer, my basil was a complete failure. It didn’t grow well and had no aroma whatsoever. Lavender, mint, oregano and rosemary did ok.
There are so many varieties of basil, I’ll order some seeds for “holy” basil and see how that does next year.
Here’s a lot more info on Tulsi tea: