"...bromine accumulates in the body under the condition of iodine deficiency. Bromine has been successfully used to suppress sex drive in males. It used to be and probably still is supplemented to soldiers in peaceful times and to prison inmates in order to suppress their sex drive and insubordination."
Fromhttp://curezone.com/forums/fmp.asp?i=1457519
The screed also mentions that females need more iodine than males, but not with respect to sex drive.
William