Superior Labs via Amazon offer its Superior Labs Boswellia Extract Capsule 120-Count Jar for $19.95. Coupon code "7AGRL3KR" makes it free. Plus, Prime members bag free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $5.18.) That's $9 under the lowest total price we could find for a similar quantity of Boswellia extract elsewhere. It purportedly supports join mobility.