does hoodia effect the thyroid

Any poorly investigated herb or supplement should be avoided regardless of what claims are made for it. However if you are concerned, there is a physician's desk reference with alternative medicines described. You can look up Hoodia to see what is known about its side effects. But for long lasting and healthy weight loss, avoid these heavily advertised and insufficiently researched preparations. You don't want them to uncover some problem three years from now when it is too late .