Does Vessel test for heavy metals? Vessel Health September 25, 2020 00:19 Updated Not at this time, but we are working hard to add heavy metals tests to a future version. Check back soon to see what we’ve added. Related articles I can buy test strips on Amazon, 100ct for $9.89. What makes these better? Could I claim this as a HSA/FSA purchase? How often do I need to take the tests? Memberships Will the app be free once you buy cards?