Summary: Public health expert Derek Yach surprised nutrition advocates when he joined PepsiCo six years ago. He got the company to cut salt, sugar and fat from some popular products like chips and soda. But critics say he did more harm than good.
Summary: Public health expert Derek Yach surprised nutrition advocates when he joined PepsiCo six years ago. He got the company to cut salt, sugar and fat from some popular products like chips and soda. But critics say he did more harm than good.