Despite impressive advances in food science and technology, consumers continue to be seduced by the concept of all-natural, clean foods and ingredients: U.S. sales of organic food products totaled nearly $50 billion in 2017, and food products labeled “natural” are expected to drive $250 billion in food sales in 2019. The strong consumer demand for foods that are organic, natural, or otherwise minimally processed is fueled by the idea that such foods are replete with phytochemicals an…