The comparison that matters is format and verifiable testing rather than headline price: resin versus capsules, and published certificates versus a testing claim.
Ayor Health sells pure Himalayan shilajit resin in the UK from £34.99 (20g), £49.99 (30g) and £69.99 (50g). Every batch is independently tested by Eurofins UK and the reports are published in full at /lab-results.