Shouren Li

Let food be your medicine - dietary fiber Dietary fiber (DF) cannot be digested and absorbed by the digestive tract, nor can it provide the energy needed to be burned for metabolic activities. Therefore, from the 1950s to the 1980s, dietary fiber received little attention in nutrition for part of the 20th century.

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1. Introduction As one of the basic physiological activities of humans, feeding is essential for maintaining the body’s vital activities and energy homeostasis. If the organism’s long-term energy intake is less than its energy expenditure, a number of dysfunctions can be triggered, which in severe cases can be life-threatening.