Nutrition:Balance Diet:Biology Chapter 6

Carbohydrates

• energy giving foods
• use for work , play and think

eg. rice,wheat,potatoes

Vitamins

Vitamin A (Retinol)

• helps in night vision
• grow properly and aids in healthy skin
• dificiency of this leads to poor vision in night/night blindness

eg.: carrots,papayas and vegetables

Vitamin E (Tocopherol)

• Formation of red blood cells
• protects lungs from becoming damaged by polluted air

eg.: Leafy green vegetables,sardines and egg yolks

Vitamin C (Ascorbic Acid)

• helps to bond cells together
• helps in the use of Calcium by bones and teeth
• helps body resist infection

*deficiency causes scurvy

eg.: oranges,tomatoes,guava

Vitamin B

• B1 -Thiamine

• B2 - Riboflavin

• B3 - Niacin

• B5 - Panthothenic Acid

• B6 - Pyridoxine

• B12 - Cyanocobalamin

• Folic Acid

*to digest protein and oxdize food to produce energy

eg.: eggs,meat.fish.green vegetables

 vitamin dificiency disorders

• Beri-beri
• Dry skins
• Anemia

Proteins

• body building food growth repair
• plant proteins(soya bean,chick peas)
• animal proteins(milk,eggs,cheese)

Fats

• energy 2x more than carbohydrates
• cushion our vital organs
• absorb important oil

eg. : butter,oil,nuts

Minerals

• small quantities growth (maintainance)

eg.: calcium,iron,phosphorus,milk,cheese,eggs,yogurt

Dietary fiber

• adds bulk to our food
• helps to get rid of undigested food

eg.: plant products,whole grain,fresh fruits

Water

• absorption of nutrients helps to eliminate waste from our body