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Vitamin c
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vitamin c. L-ascorbic acid, ascorbate Synthesized from glucose by most animals Vitamin C is an electron donor. Functions of Vitamin C. Enhances absorption of iron reduces iron to more absorbable ferrous form chelates with ferrous ion to make it more soluble. Functions of Vitamin C.

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Vitamin c

vitamin c

  • L-ascorbic acid, ascorbate

  • Synthesized from glucose by most animals

  • Vitamin C is an electron donor


Functions of vitamin c

Functions of Vitamin C

  • Enhances absorption of iron

  • reduces iron to more absorbable ferrous form

  • chelates with ferrous ion to make it more soluble


Functions of vitamin c1

Functions of Vitamin C

  • Involved in the biosynthesis of the protein, collagen, found in connective tissues such as cartilage, ligaments, and tendons


Functions of vitamin c2

Functions of Vitamin C

  • Biosynthesis of the catecholamine norepinephrine(neurotransmitter)

  • Bile acid synthesis


Other functions

Other functions

  • Promotes the healing of cuts, abrasions and wounds

  • Helps fight infections.

  • Inhibits conversion of irritants in tobacco smoke

    and certain foods into cancer-causing substances.

  • Appears to dilate blood vessels and thereby

    lessen the risk of developing high blood pressure

    and heart disease.

  • Helps regulate cholesterol levels.


Food sources of vitamin c

Citrus fruits

Potatoes

Green peppers

Cauliflower

Broccoli

Strawberries

Romaine lettuce

Spinach

Easily lost through cooking

Sensitive to heat

Sensitive air

Food Sources of Vitamin C


Daily requirements

Daily requirements


Deficiency of vitamin c

Deficiency of vitamin C

  • When there is a shortage of Vitamin C, various problems can arise like :

  • Scurvy disease ;a disease characterized by weakness, fatigue, anemia, swollen joints, bleeding gums and loose teeth and skin discoloration due to"pinpoint" hemorrhages under the skin and a tendency to bruise easily


Deficiency of vitamin c1

Deficiency of vitamin C

  • poor wound healing

  • Edema (water retention)

  • weakness, a lack of energy

  • poor digestion

  • painful joints

  • bronchial infection and colds .


Toxicity

Toxicity

  • Diarrhea

  • nausea

  • skin irritation

  • burning upon urination

  • depletion of the mineral copper.

  • development of kidney stones due to oxalate formation or hemochromatosis or other diseases related to excessive iron accumulation.


Thank you

Thank you!


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