Beets contain many nutritional benefits, including potassium; fiber; iron; vitamins A, B & C; beta-carotene; and folic acid. They are a detox food. In addition to these, beets are “nature’s Viagra” –- they contains boron, which is related to the production of human sex hormones. It also contains trytophan, which is converted by the body into the happy chemical known as serotonin.