| A | B |
| Infancy | Birth to 1 year |
| Early Childhood | 2-5 years |
| Middle Childhood | 6-11 years |
| Adolescence | 12-19 years |
| Young Adulthood | 19-39 years |
| Middle Adulthood | 40-65 years |
| Older Adulthood | Over 65 |
| Carbohydrates | Nutrient needed by your body for your main source of energy. |
| Proteins | Nutrient needed by your body for your main source of energy. |
| Fats | Concentrated sources of energy found in both animal and plant foods. |
| Vitamins | Substances needed by the body for growth and maintenance. |
| MInerals | Type of nutrient needed for a healthy body. |
| Water | Carries nutrients needed to your body cells and removes waste. |
| Infancy | Nutritional needs are met through human milk or infant formula. |
| Early Childhood | Breakfast is especially important, and nutritious snacks help meet the child’s daily nutrients needs. |
| Middle Childhood | Snack food may need to be monitored because consumption of sugary foods and empty foods increase during this stage. |
| Adolescence | An increased need for calcium occurs due to rapid bone growth. |
| Young Adulthood | Eating a well-balanced diet and exercising regularly are good beginnings for young adults. |
| Middle Adulthood | Eat a variety of food, maintain a desirable weight, avoid too much fat and cholesterol, increase fiber intake, avoid too much sugar and sodium, exercise regularly, refrain from smoking and alcohol use and limit stress. |
| Older Adulthood | A healthy diet can help reduce some of the effects of ages. Vitamins B6, B12, C, D, E, and thiamin, calcium, iron and zinc are important. |