Mulungu powder - anxiety stress sleep gaba & cns support* the petz kitchen™ - organic human grade ingredients for home prepared meals & treats Mulungu is a tropical tree that grows in the wetland marshes of the amazonian rain forests and river banks of the amazon river and is known for its beautiful coral flowers, sometimes referred to as a coral tree.   The bark and root of mulungu is widely used in south american traditional medical systems as a natural sedative and anxiolytic (anxiety reliever) due to its novel adaptogen flavonoids, triterpenes, alkaloids and antioxidant content on gaba neurotransmission and to help address conditional needs related to stress, anxiety and an over excited central nervous system.