1. Vitamins

2. Definition
Vitamins- are complex organic substances. You need them in small amounts for normal growth, maintenance, and reproduction. Your body can not produce most vitamins so you need to eat a nutritious diet.

3. Two Categories
Fat-soluble vitamins
Water-soluble vitamins

4. Fat-soluble Vitamins Vitamins that dissolve in fat.
They are carried by the fats in foods and can be stored in the fatty tissues of the body.
Over time they build up. Can be dangerous if you over take supplements.

5. Fat-soluble Vitamins
Vitamin A
Vitamin D
Vitamin E
Vitamin K

6. Vitamin A
Body uses to make a chemical compound the eyes need to adapt to darkness.
Promotes growth in bones and teeth.
Promotes healthy skin.

7. Sources of Vitamin A Found in foods: Liver Egg Yolk Whole Milk Butter
Fish Oil

8. Deficiencies and Excesses
Too little Vitamin A can lead to:
Night blindness
Rough skin
In sever cases stunted growth
Too much Vitamin A can lead to:
Fatigue
Headaches
Nausea and vomiting

9. Vitamin D
Promotes growth and proper maintenance of bones and teeth. Vitamin D performs this function by helping the body use the minerals calcium and phosphorus.

10. Sources of Vitamin D
The Sun
Foods:
Eggs
Liver
Fatty Fish, salmon

11. Deficiencies and Excesses
Too little Vitamin D:
-Body will not be able to use calcium and phosphorus as it should.
-Severe cases Rickets can develop. Symptoms are crooked legs, distended belly.
Too much Vitamin D:
Body will store excess which an cause,
Vomiting, nausea, weight loss,
- Can damage lungs and kidneys

12. Vitamin E
Functions mainly as a dietary antioxidant, it reduces the harmfully effects of oxygen on normal body functions.

13. Sources of Vitamin E Foods: Fats and Oils
Whole Grain Bread and Cereals
Liver
Eggs
Whole Milk
Leafy Greens

14. Deficiencies and Excesses
Too little Vitamin E:
-Premature infants may have this deficiency
Too much Vitamin E:
You could hemorrhage

15. Vitamin K
Helps the liver make prothrombin, a protein blood needs to clot.

16. Sources of Vitamin K Foods: Cauliflower Leafy greens Egg Yolk
Organ Meats

17. Deficiencies and Excesses
Too little Vitamin K:
You could hemorrhage due to lack of blood clotting
Too much Vitamin K:
Develop toxicity