It helps to prevent constipation, hemorrhoids and other intestinal problems. Fiber has been associated with a reduced incidence of colon cancer. Fruit, vegetables and whole grain products. Protein provides the body with energy. It is needed for the manufacture of hormones, antibodies, enzymes, and muscle tissues.
Protein also helps maintain the proper acid alkali balance.
The daily reference value shown in the chart above, for protein does not apply to all groups. Reference values established for protein are based on age and sex. The Percentage Daily Values that appear on food labels, are calculated based on the Daily Reference Values. They represent the percentage of the Daily Value that a person gets by eating one serving of the labeled food. This percentage is based on a diet of 2000 calories per day.