You are in Drugs and Herbs . What It Is Selenium is one of the minerals required by the body in only trace amounts. It is a potent antioxidant.
Supplements are available in several formulations.
What It Does Working with vitamin E, selenium helps fend off the damage that oxidation can cause to the cells. Because selenium maintains tissue elasticity by preventing excessive cell damage, a deficiency can cause premature aging. A lack of selenium can also lead to male infertility. Sustained dosages greater than 700 to 1,100 micrograms are not recommended. Toxic levels of selenium can lead to loss of hair, teeth, and nails, a decline in energy, and even paralysis.