High-protein diets are having a moment. In any grocery store you can now buy a protein bowl, pick up a protein box of eggs and nuts for lunch, or snack on a protein bar.
But there’s evidence that restricting which proteins you eat — particularly cutting back on meat — could be important for healthy aging. The surprising reason: it forces the tissues to make hydrogen sulphide (H2S), a gas that’s poisonous if inhaled and smells like rotten eggs, but promotes health inside the body.
