Nutritional Allowances For The Newborn;
A formula should contain about 9% to 12% of the calories as protein, 45% to 55% of the calories as lactose carbohydrates. The balance should be fat of which about 10%( 4% of the calories) should be linoleic acid.
A newborn and an infant up to 2 months of age requires 120 calories per kilogram of body weight (50 to55 kcal/lb) every 24 hrs to provide an adequate amount food for maintenance and allow for growth as well.
After 2 months of age, the amount gradually declines until the requirements at one year has decreased to 100 kcal/ kg, or 45 kcal/ lb/day.
In adults, the requirements is 42 kcal/kg, or kcal/lb/day.
More active infant, one who cries frequently and squirms constantly, will need more calories than one who is more passive and is content to spend long hours playing quietly.
-necessary for the formation of new cells and the maturation of the maturation and maitenance and existing cells.
-Protein requirements are high during the newborn and infancy periods.
-nutritional allowance of protein for the first 2 months of life is 2.2 g /kg of body weight.
-cows milk contains about 16% of each calories as protein
-human milk about 8%
-the main protein in human milk is lactalbumin
-the main protein in cow's milk is casein.
-the curd tension in milk is related to the amount of casein present.
-the curd in cow's milk is large, tough, and difficult to digest
- in human milk, the curd is softer and easier to digest.
-linoleic acid is an essential fatty acid necessary for growth and skin integrity in infants.
-skimmed milk does not contain sufficient calories.
-lactose, the disaccharide found in human milk, appears to be the most easily digested of the carbohydrates.
-it improves calcium absorption and aids in nitrogen retention.
-cow's milk contains about 29% of its calories as carbohydrate.
-human milk, 37% cow's milk formulas...