Sports Nutrition Theory (1)

Sports nutrition theory

(1) Seven nutrients

Carbohydrate, protein, fat, vitamins, minerals, water, cellulose

(2) Energy source

Carbohydrate 4 kcal/gram, protein 4 kcal/gram, fat 9 kcal/gram, alcohol 7 kcal/gram

(3) Carbohydrate

50-55% of total daily calorie intake

Source of main heat

Avoid protein decomposition

The heat required during the metabolism of fat metabolism

The calories required for the central nervous system

Lack of water loss, slow metabolism, increased appetite

Sugar (commonly known as carbohydrate)


Solo sugar: The basic units of glucose and fructose carbohydrate as brain tissue, nervous system and muscle heat

Double sugar: Two monosaccharides of white sugar, maltose, and lactose are found in the middle of fruit juice and candy

Composite sugar (polysaccharide): Multiple monosaccharides combined for example: starch, cellulose, and glycogen

(4) Metabolism of carbohydrates

Sugar and polysaccharides can be turned into glucose as energy -glucose is converted into glycogen and stored in liver and muscles

Too much will be converted into fat and stored in the subcutaneous group

Tip: The content of this article is for reference only, please refer to the consultation results of regular hospitals!