Energy requirement varies amongst individuals; depending on
- Age
- Gender
- Body weight;
- Physical activity level, etc.
|
|
|
Female salesperson
Body weight of 50 to 60 kg (110 to 132 lb)
Low activity level
Requires about 1800 to 2000 kcal daily |
|
Male cleaner
Body weight of 60 to 65 kg (132 to 143 lb)
Low to medium activity level
Requires about 2400 to 2800 kcal daily |
|
Energy requirement of people in different age groups and physical activity levels:
| |
Average Daily Energy Requirement (kcal) |
| 18-49 years old |
|
|
| Light |
2420 |
1955 |
| Medium |
2779 |
2055 |
| Heavy |
3278 |
2280 |
| 50-59 years old |
|
|
| Light |
2404 |
1976 |
| Medium |
2761 |
2079 |
| Heavy |
3257 |
2306 |
Reference weight for male: aged 18-49 (63kg); aged 50-59 (65kg)
Reference weight for female: aged 18-49 (56kg); aged 50-59 (58kg)
(Source of information:”中國居民膳食營養素攝入量(簡要本), 中國營養學會)
| Physical Activity Level (PAL) |
Examples of Occupation |
| Light |
Office workers, salesperson, teachers, hotel attendants |
| Medium |
Students, factory workers, heavy machine operators |
| Heavy |
Athletes, dancers, labour workers |
Daily intake upper limits of nutrients (except sodium) are directly proportional to energy requirements
| Energy (kcal) |
1800 |
2000 |
2800 |
| Total Fat (g) |
54 |
60 |
84 |
| Sugars (g) |
45 |
50 |
70 |
| Sodium (mg) |
2000 |
2000 |
2000 |
The above information is for reference only. People should adjust their daily energy requirement according to their own conditions (e.g. whether they have chronic diseases, or whether they are overweight or obese etc). Please consult your family doctors or dietitians for further advice.
