Click on “ADD TO CART” and experience the power of Kanna Herbal Extract. 3. VINATURA Ashwagandha Korean Ginseng Kanna Zembrin . ... Kanna extract is generally considered safe and well-tolerated.

It’s important to distinguish between kanna extract and herb since extract is a lot more potent than herb. Finding a good kanna source is key because quality and alkaloid content can vary.

Writer Laura Neilson talked to experts to find out what kanna, an empathogenic supplement that’s starting to become popular, is used for and if it’s effective.