Most milk found in grocery stores in the United States undergoes a type of processing called pasteurization. Technically, this makes milk a processed food. But while ultra-processed foods are linked to health issues, processed food doesn’t always mean unhealthy. In some cases, processing even makes food safer!

Take milk, for example. Since milk pasteurization became the norm over 100 years ago, it’s “greatly reduced milk-borne...

You’ve probably heard that you should eat the rainbow to get the vitamins and nutrients your body needs.

Eating whole foods in a variety of colors — think red apples, orange carrots, yellow squash, green lettuce, and so on — means you get a variety of phytonutrients, or antioxidants.

What about foods that get a little help? Food dyes are used to boost or change the color of foods and drinks. But are these food dyes harmless...