What gives them their lovely indigo color is actually a powerful antioxidant called anthocyanin . Blueberries grow wild in Scandinavia, the British Isles, Russia, and North and South America. Surprisingly, blueberries weren't grown on farms until the early 1900's. Cultivated berries are larger than their wild cousins. But all blueberries have that beloved sweet, juicy taste.
Blueberries are a great source of vitamin C and a good source of fiber .
A cup of blueberries has a mere 80 calories. Some scientists say you should eat blueberries every day you can. They are one of the richest sources of antioxidants of all fresh fruits and vegetables. Berry Picking Look for dark blue fruit that have a silvery cast. Also, choose berries that are plump, firm, the same size, dry, and free of stems or leaves.