Medicinal and pharmacological potential of Guava leaf powder, A Review

Abstract

Guava (Psidium guajava) encompasses a broad range of nutritional and therapeutic potential. Depending on the species, the fruits are 4-12 cm long and have a round or oval form. It belongs to the Myrtaceous family and mostly cultivated in tropical and subtropical climates of subcontinent including Pakistan, India and Bangladesh. The most therapeutic value could be traced in pink form of guava. The phytochemicals "quercetin, avicularin, apigenin, guaijaverin, kaempferol, hyperin, myricetin, gallic acid, catechin, epicatechin, chlorogenic acid, epigallocatechin gallate, and caffeic acid" have been investigated in the guava plant leaves for its therapeutic properties. Antidiarrheal, antihypertensive, antilipidemic, anticancer, and other health promoting benefits are associated in both of the fruits and the leaves of guava. The nutritional and phytochemical profiles of guava leaves are presented in detail in current review. Many bioactivities of guava leaf extracts are also critically investigated. Guava leaves might be employed as a component in of nutraceutical and medications due to their phytochemical profile. To prove the efficacy of the guava leaf extracts, further extensive clinical trials are needed. Article Info. Abstract