Do you want beautiful, flawless, radiantly healthy skin? Want to stay healthy during cold season? Want to eat that bagel without your blood sugar spiking through the roof? Then it’s time to think about zinc. Zinc is critical to every aspect of our biology, but the first things to go when we run low are our skin …

  Selenium is critically essential to the defense against oxidative stress and to thyroid hormone metabolism. Soil concentrations cause so much variability, however, in the selenium content of foods that any two of us could be eating the same diet and one of us could have too little selenium and the other too much. That …