Function Food sources Requirement Energy storage and insulation against cold a cushion for internal organs Animal fat. meat Fat milk production, ≤6y,3-69/kg/d Fats are required for the plant oil, plant >6y,2.59/kg/d absorption of fat-soluble vitamins and for myelination of the cns fatty acid saturated fat: fats of animal origin(except human milk polyunsaturated fat: fats of vegetable origin
Function Food sources Requirement Fat Energy storage and insulation against cold, a cushion for internal organs. Fats are required for the absorption of fat-soluble vitamins and for myelination of the CNS Animal fat, meat, milk production, plant oil, plant <6y, 3-6g/kg/d >6y, 2.5g/kg/d Fatty acid saturated fat: fats of animal origin (except human milk) polyunsaturated fat: fats of vegetable origin
Function Food sources Requirement Carbohydrate To supply energy cereal, fruit, legume, Infant 10-12g/kg/d vegetable Children 12-15g/kgld three groups: Mono-saccharides, disaccharides, polysaccharides
Function Food sources Requirement Carbohydrate To supply energy cereal, fruit, legume, vegetable Infant 10-12g/kg/d Children 12-15g/kg/d three groups: Mono-saccharides, disaccharides, polysaccharides
三、 Micronutrients unction Food sources Requirement Essential mineral nimal and plant components of body food tissue Vitamins are necessary for Vitamins Meat. liver proper tissue vegetables, fruits function and for growth
三、Micronutrients Function Food sources Requirement mineral Essential components of body tissue. Animal and plant food Vitamins Vitamins are necessary for proper tissue function and for growth. Meat, liver, vegetables, fruits
With the exceptions of iron and fluoride, a well-balanced diet will provide a satisfactory intake of minerals. Iron deficiency is now the common nutritional deficiency in the world Most vitamins cannot be synthesized in the body and must be supplied in the diet Certain foods are fortified with vitamins. Addition of vitamin d to milk is mandated by law
➢ Most vitamins cannot be synthesized in the body and must be supplied in the diet ➢ Certain foods are fortified with vitamins. Addition of vitamin D to milk is mandated by law. ➢ With the exceptions of iron and fluoride, a well-balanced diet will provide a satisfactory intake of minerals. ➢ Iron deficiency is now the common nutritional deficiency in the world
四 Other diet components Function Food sources Requirement Al tissues contain <ly 150ml/kg/d water and it is the 1-3y 100ml/kg/d principal constituent for most tissue 4-6y80m|/kg/d Water Milk, soup Most chemical water Reduce reactions take place 10ml/kg/per 3 only in an aqueous years medium Loss of water. Loss in urine Loss in fecal Loss from lungs and skin(insensible water loss
Function Food sources Requirement Water ➢ All tissues contain water and it is the principal constituent for most tissue. ➢ Most chemical reactions take place only in an aqueous medium. Milk , soup, water <1y 150ml/kg/d 1-3y 100ml/kg/d 4-6y 80ml/kg/d Reduce 10ml/kg/per 3 years 四、Other diet components Loss of water: ➢ Loss in urine ➢ Loss in fecal ➢ Loss from lungs and skin (insensible water loss)