This is why you're seeing more purple at the supermarket

If you've been seeing more purple foods in grocery stores — lavender-hued cauliflower, amethyst-colored carrots — that's not a coincidence. National retailer Whole Foods Market has described purple anything, indicative of a high level of antioxidants, as one of the key nutrition trends of 2017....
Source: L.A. Times - Health - Category: Consumer Health News Authors: Source Type: news