Fuente: WIPO "essential oil or extracts" The present disclosure envisages a synergistic herbal composition that enhances Testosterone levels in human beings, thus contributing to a consequential improvement in muscle strength, endurance, and muscle recovery. The herbal composition is synthesized from plant parts of a plurality of herbs. The herbal composition comprises a therapeutically effective amount of extracts of a plurality of herbs, including Tamarindus indica, Moringa oleifera, Cocculus hirsutus, Coffea arabica, Psoralea corylifolia, Cinnamon zeylanicum, and Brassica nigra in a predetermined concentration. Further, the extract of Tamarindus indica is standardized to contain polysaccharides and proanthocyanidins in a predetermined concentration and the extract of Moringa oleifera is standardized to contain polysaccharides and saponins in a predetermined concentration. The herbal composition also comprises appropriate biological agents, pharmaceutically acceptable active ingredients, vitamins, minerals, excipients, and carriers and diluents in a predetermined concentration.