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Post on 10-Jul-2015
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By:• Yasra Shams• Zahida Parvez• Zainab Zaman• Saba Mumtaz
Vitamin D
(Cholecalciferol)
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
Sources:
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.
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.
Stability in food preparation:
It is unaffected by normal cooking temperatures and processes and does not dissolve in water.
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.
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.
Sources:
Lettuce
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.
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