rich foods

Rabbits may have a surprising source of calcium — eating their own teeth. Rabbits' teeth grow continuously, and bunnies wear them down by munching fiber-rich foods. Scientists suggest rabbits recycle a fine powder resulting from this constant grinding to fuel tooth growth.

Researchers eliminate the gritty mouth feel: How to make it easier to eat fiber-rich foods

Flavonoid-rich foods and drinks may cut risk of dementia, study finds | Dementia