Inside an apple are thousands of naturally occurring plant compounds working together. These compounds help determine the apple's color, taste, and smell, and they also help protect the plant itself.
These compounds are known as phytochemicals and phytonutrients Phytonutrients are natural compounds found in plants. The word comes from the Greek word "phyto," which means plant., and they are found in all fruits, vegetables, spices, and other whole plant foods.