‘Eat the rainbow’ really is good health advice

Advice to ‘eat the rainbow’ has been circulating in the nutrition sphere for some time. And no, it is not a call to action to get more Skittles in your life. Instead, it is all about choosing a variety of fruits and vegetables primarily based on their colour. Red, blue, orange, purple, yellow and green are the important colours here. And those colours occur because of the presence of a family of different polyphenol and other phytonutrient and other phytonutrients naturally found in foods. It...