Reference Encyclopedia
Herbs, minerals, vitamins, adaptogens, and compounds — safety, dosage, interactions, and evidence in one place.

Herb
Valerian (Valeriana officinalis) is a flowering plant whose dried root is one of the most widely used herbal sleep aids in the world.

Herb
Licorice is the root of Glycyrrhiza glabra, a plant whose sweet, fibrous root has been used across several traditional medical systems and is now studied in modern clinical trials.

Herb
Ginger is the rhizome (underground stem) of Zingiber officinale, a plant used both as a kitchen spice and as a remedy across several traditional medical systems.