For Durkheim the result of the division of labour is positive in that there is no need to compete in the sense of struggling just to survive. Division of Labour. The division of labour is, then, a result of the struggle for existence, but is a mellowed dnouement.
Recommended daily calorie intakes vary across the world. According to the National Health Service (NHS), UK, the average male adult needs approximately 2,500 calories per day to keep his weight constant, while the average adult female needs 2,000. US authorities recommend 2,700 calories per day for men and 2,200 for women.
The RDA, or recommended dietary allowance, for protein is specific to both your age and gender. In general, adult women need 46 g of protein per day, and adult men need 56 g per day. A specific amount can be calculated on an individual basis. This number is based on your weight, so it is unique for everyone.