Est. 1973 Herbal Support Dietary Supplement Lab Verified Nutrition Like you, Solaray appreciates hard work and a mind racing with new ideas. But when the lights go out, we all need some peaceful rest. That's why Solaray is excited to introduce our herbal Sleep Blend Sp-17Our powerful formula includes a proprietary blend of Valerian, Hops, Skullcap, Passion Flower, Dandelion, Chamomile, Marshmallow, and Hawthorn. The powerful herbs in our Sleep Blend Sp-17 contain key compounds and phytochemicals including linarin, valerenic acid, flavonoids, and more that may work together to support feelings of calmness and relaxation. We've also included cell salt nutrients formulated to work synergistically with the herbs in our Sleep Blend for added benefit.