Which herbal supplement is commonly combined with valerian for anxiety reduction?

Valerian root is often used for its sedative properties, and it is commonly combined with passionflower to enhance its calming effects, particularly for anxiety reduction. Research suggests that both valerian and passionflower may have synergistic effects that promote relaxation and improve sleep quality, making this combination popular in herbal remedies for anxiety. Passionflower has its own anxiolytic properties, effectively helping to reduce symptoms of anxiety and promoting a sense of tranquility when paired with valerian.

The other options, while they may have their own benefits, do not share the same common pairing with valerian specifically for anxiety relief. Kava is known for its anxiolytic effects but is often regarded for its potential to cause liver damage, prompting more cautious use. St. John's Wort primarily targets mild to moderate depression rather than anxiety and is not typically combined with valerian for this purpose. Ginkgo biloba is more commonly associated with cognitive enhancement and memory improvement, with less focus on anxiety management in conjunction with valerian. Thus, passionflower stands out as the most appropriate herbal supplement to combine with valerian for anxiety reduction.