BPA levels in humans may be much higher than previously thought

A more accurate method of testing BPA as it breaks down in the body suggests that human levels are considerably higher than previously estimated.

What is the most healthful oil for frying?

How healthful an oil is for frying depends on when it breaks down and how long a person heats it for.

Naturally occurring amino acid could improve oral health

Arginine, a common amino acid found naturally in foods, breaks down dental plaque, which could help millions of people avoid cavities and gum disease, researchers at the University of Michigan and…