calories
units of heat that measure the energy used by the body and the energy that foods supply to the body
nutrients
substances in food that your body needs
nutrition
process of using food and its substances to help your body have energy, grow, develop and work properly
appetite
psychological desire for food
hunger
is the physical need for food
nutrient deficiency
a shortage of a nutrient
carbohydrates
are the sugars and starches that provide your body with most of its energy
proteins
are nutrients your body uses to build, repair, and maintain cells and tissues
amino acids
are small units that make up proteins
saturated fat
are fats that are solid at room temperature coming from animals
unsaturated fats
fats that are a liquid at room temperature coming from plants
vitamins
substances needed in small quantities to help regulate body functions
minerals
elements needed in small quantities for forming healthy bones and teeth, and for regulating certain body processes
fiber
food that is the part of fruits, vegetables, grains & beans that your body cannot digest.
empty calories
calories that come from foods that offer few if any nutrients
nutrient density
amount of nutrients relative to the number of calories they provide