• May lower cholesterol. Animal studies suggest that fulvic acid may decrease LDL (bad) cholesterol. According to a human study in 30 people, it may also raise HDL (good) cholesterol 
• May improve muscle strength. In a 12-week study in 60 adults with obesity, 500 mg of shilajit daily helped improve muscle strength. Plus, an 8-week study in 63 active men showed similar results with the same amount of this compound 
• May relieve altitude sickness. Shilajit has been used for centuries to treat altitude sickness. Fulvic acid may help treat this condition by enhancing immune response, stimulating energy production, and improving oxygen levels 
• May boost cellular function. Animal research demonstrates that shilajit may preserve the function of mitochondria, the energy-producing organelle of cells .
• May boost testosterone. A 3-month study in 96 men found that taking 500 mg of shilajit per day significantly increased testosterone levels, compared with a placebo group 
• May enhance gut health. Ayurvedic medicine has used shilajit for centuries to enhance gut health. Some research suggests that it may positively affect gut bacteria, enhance nutrient absorption, and improve digestive disorders

Studies available on :

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6151376/

www.pubmed.com