Assertion: carbohydrate | /r/HasProperty | preferred source of energy
Facets:
value: according to the mayo clinic
type: OTHER
Source sentences:
text: Carbohydrates are the preferred source of energy for most of the tissues in the body, including the nervous system and the heart.
text: In fact, carbohydrates are the body's preferred fuel source and vital to health, according to the Mayo Clinic.