A Comprehensive Review of the Effects of Psidium guajava and Syzygium cumini Leaves on Diabetes Mellitus.

Diabetes is a chronic metabolic disorder characterized by elevated blood sugar levels because of insulin resistance or insufficient insulin production. The early detection and management of diabetes are essential to control diabetes and prevent the progression of this disease. Natural remedies have attracted attention for their potential role in the treatment of diabetes. Psidium guajava and Syzygium cumini have shown significant hypoglycemic, antioxidant and anti-inflammatory properties because of the presence of quercetin, rutin and gallic acid. This review aims to provide evidence supporting the beneficial effects of P. guajava and S. cumini leaves as sustainable substitutes for synthetic drugs, highlighting their therapeutic potential in diabetes treatment.