Harvard studies toenails

What’s in a toenail clipping? Perhaps the key to better health.

Harvard researchers found that men with diabetes and heart disease had lower levels of chromium in their toenails than did healthy men. The study is in the September issue of Diabetes Care. Read the abstract.

Of course, more research is needed to determine whether supplementing the diet with chromium might make a person healthier. But, while the scientists are puzzling that out, sources of chromium include brewer's yeast, liver, oysters, wheat germ, eggs, bananas and spinach.