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Characteristics of nutrients
- In nutrition it expresses the power obtained from food
- The unit expressing energy is cal (calorie)
- International organizations use joule
- 1000 cal = 1 kcal
- 1 kcal = 4.18 joule
- * 1 kcal is the energy required to increase 1 kg of water to 14.5 degrees to 15.5 degrees (1 degree)
Function of nutrients
- Source to move the body
- Make the brain function
- Motive force to live
- Lots of activity = Lots of energy consumption
- The balance between activity level and energy is important
- Energy is necessary to maintain life, such as moving organs even when resting
- If you take more energy (carbohydrates or lipids) than the amount used in the activity amount, that amount is accumulated in the body
When nutrients are deficient
- too skinny
- Get tired easily
- Declining thinking ability
- Decreased exercise capacity
When nutrients overdose
- obesity
- Glycosuria
Food that contains a lot of energy
Foodstuff | Ingredient per 100g (kcal) |
Lard | 941 |
Beef tallow | 940 |
Corn oil | 921 |
Sesame oil | 921 |
Oil of rapeseed | 921 |
Palm oil | 921 |
Olive oil | 921 |
Chili oil | 919 |
Beef rib loin fat | 831 |
Margarine | 778 |
Butter | 763 |
Pork loin fat | 754 |
Summary
- Energy is an essential nutrient for living
- It is important to take it in good balance
- The amount ingested changes depending on gender, height, weight, and momentum