this slide is all about vitamin D

1. By:
• Yasra Shams
• Zahida Parvez
• Zainab Zaman
• Saba Mumtaz
Vitamin D
(Cholecalciferol)

3. Vitamin D (Cholecalciferol)
Functions:
 Formation of bones and teeth
 Helps to absorb minerals calcium and
phosphorous in intestine
 lack of vitamin D can lead to bone deformities
such as rickets in children

4. Sources:

5. Requirements:
 Vitamin D is required in adulthood for
maintaining BMD.(bone minerals density)
 to reduce the risk for many types of cancer.
 promotes calcium absorption in the gut and
maintains adequate serum calcium and
phosphate concentrations.
 for bone growth and bone remodeling by
osteoblasts and osteoclasts.
 for mineralizing the skeleton.
 vitamin D also helps protect older adults from
osteoporosis.

7. Vitamin D is also
responsible for allowing
the body to absorb calcium
through the small
intestines.
It is involved in allowing
the body to properly
absorb and utilize the
mineral calcium.
for allowing the body to
absorb calcium through
the small intestines.

8. Stability in food preparation:
It is unaffected by normal cooking
temperatures and processes and
does not dissolve in water.

9. Deficiency:
 It causes retarted growth in children.
 Causes osteomalacia in adults which shows signs
of diffuse body pains.
 Rickets in children in which bones become weak
especially in legs
 It’s symptoms include
dental deformities,
muscle cramps and
tingling.

10. Vitamin E (Tocopherol)
Functions:
 Vitamin E is an antioxidant that protects
polyunsaturated fatty acids from damage by free
radicals, especially in cell membrane.
 The body also needs vitamin E to help keep the
immune system strong against viruses and
bacteria.
 It reduces the risk of
atherosclerosis.
 It may also discourage development
of some type of cancer.

11. Sources:
Lettuc
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12. Deficiency:
 Deficiency of vitamin E is rare, but it shows
signs of muscle tissue damage and swelling
of adipose tissue.
 Symptoms of increased breakdown of red
blood vessels cells that can cause anemia.
 may also lead to vision problems.
 It can muscle weakness.