Back to all ingredients Organic Passion flower (Passiflora incarnata) (Aerial) Extract Passiflora incarnata Passionflower is a tropical plant that is high in flavonoids. These flavonoids may impact the GABA type A system, resulting in anti-anxiety effects. One study examined how adults with nervous restlessness may have improved quality of life and higher stress resistance after taking passionflower for 12 weeks. Passionflower has also been studied for its potential to increase sleep time in individuals with insomnia. Previous Next