[header] How to check the safety of weight loss supplements [title] Understand the difficulties involved in verifying the safety of a weight loss supplement. [step] Before taking any weight loss supplement, visit the office of dietary supplements webpage at :. This particular website lists every dietary supplement, vitamin, mineral or herbal supplement and their effects. 
This is a far more trustworthy source of information than the labels on the products themselves, as the labels cannot necessarily be trusted. [substeps] You can also check the website of the national center for complementary and alternative medicines.