Herbal Sherpa's High Strength Pure Shilajit Resin, one ingredient, unmixed, undiluted, is traditionally made for maximum bioavailability and absorption. With a minimum of 60-70% fulvic acid, 84+ minerals, antioxidants, amino acids, triterpenes, and bio-active compounds. Made in the UK, directly sourced, and 3rd party lab-tested for safety and purity.