Does shilajit work? Research suggests that shilajit, a natural Ayurvedic supplement, can improve energy levels, cognitive function, and testosterone production. Studies show that shilajit works by enhancing mitochondrial activity and providing antioxidant protection, making it effective for reducing fatigue and supporting brain health. Additionally, does shilajit work for fertility? Evidence indicates that it boosts sperm count and motility, highlighting its potential in reproductive health.