Next time you reach for a fruit, remember that the peel might just be the healthiest part. Don’t let these nutritional powerhouses go to waste.

Castoreum, a substance from sacs near a beaver’s anus, has been used in human products for more than 2,000 years. Some wonder if it's still an ingredient on today's grocery shelves.

Without an outright ban, the switch to natural food dye could take years, if it happens at all. Manufacturers will have to ...