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| Pregunta | Respuesta |
| B1b - Human health and diet | Carbohydrates Made from simple sugars such as glucose Proteins Made up of amino acids Fats Made up of fatty acids and glycerol |
| Other factors | A balanced diet will also include nutrients that do not provide energy, such as: minerals, such as iron, to make the haemoglobin needed in red blood cells vitamins, such as vitamin C, which prevents a disease called scurvy fibre, which prevents constipation water. |
| BMI | The Body Mass Index (BMI) is a guide to whether someone is underweight, normal weight or overweight. You can calculate the BMI using this formula: BMI = mass in kg ÷ (height in m)² |
| Too much fat and carbohydrates | If you eat to much fat or carboydrates, they are stored in the body: -Carbohydrates are stored in the liver as glycogen or converted into fats. - Fats are stored under the skin and around organs as adipose tissue. PROTEINS CANNOT BE STORED IN THE BODY. |
| Proteins | Proteins are needed for growth and repair. EAR in g = 0.6 x body mass in kg Too little protein causes the condition called kwashiorkor. |
| Continue... | Although proteins cannot be stored in the body, some amino acids can be converted by the body into other amino acids. First class proteins contain all the essential amino acids that cannot be made by the human body. |
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