Because a highly digestible food provides a higher proportion of absorbed nutrients like vitamins than a less digestible food, digestibility provides one measure of a food's nutritional value and quality. 29 июн. 2016 г.
What is digestibility in nutrition?
Digestibility refers to the amount of nutrient absorbed by the individual and is generally calculated as the amount of nutrient consumed minus the amount of nutrient retained in the feces.
Why is it necessary to know a digestibility factor for the food being studied?
Because a highly digestible food provides a higher proportion of absorbed nutrients than a less digestible food, digestibility provides an important measure of a food's nutritional value and quality.
Why is digestible protein important?
Elderly people need to maintain their muscle mass, so their diet must contain enough highly digestible protein. Other consumers need foods that help control weight and reduce the risk of obesity. For them, too, high-protein products can play an important role because they create a relatively high sense of satiety.
What makes a food highly digestible?
Digestibility is largely determined by the source and quality of ingredients, as well as processing and amount fed. Meat, eggs and dairy products are highly digestible, whereas cereal grains are more poorly digestible unless cooked and extruded.
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