Chinese Jujube

(Suan zao; Sour date kernel) Anti-stress herb used in Chinese medicine to calm the mind and to preserve chi energy. Traditionally used to treat irritability, insomnia and anxiety. Recent studies show that the seed extract improves sleep, concentration, tiredness and mood. The seeds are also analgesic and anticonvulsive, and are said to nourish muscles and enrich bone marrow. This species is the medicinal cousin of the tropical jujube fruit. Hardy bush or small tree.