Note that the definition of "supplement" varies a bit internationally vs. the US in terms of regulatory landscape and safety [1]. For instance Canada is quite

Note that the definition of "supplement" varies a bit internationally vs. the US in terms of regulatory landscape and safety [1]. For instance Canada is quite rigorous in their definition and licensing application process for supplements - which they call "Natural Health Products" [2]. The EU is rigorous as well, from my limited understanding. The US is a bit more like the wild west: You pretty much just can't make false claims, or adulterate your product with unsafe compounds - however enforcement on the last point is almost always a reactive process [e.g. 3]. 1- https://www.fda.gov/food/dietary-supplements https://www.fda.gov/food/dietary-supplements 2- https://www.canada.ca/en/health-canada/services/drugs-health-products/natural-non-prescription.html https://www.canada.ca/en/health-canada/services/drugs-health... 3- https://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts/nana-collection-llc-issues-voluntary-nationwide-recall-premierzen-platinum-5000-triple-supremezen https://www.fda.gov/safety/recalls-market-withdrawals-safety...