vitamin C sources, functions and disorders.

1. VITAMIN C
SOURCES ,FUNCTIONS AND
DISORDERS RELATED TO
VIT.C

2. Vitamin C (Ascorbic Acid)
Vitamin C, also known as ascorbic acid and
ascorbate, is a vitamin found in various foods
and sold as a dietary supplement. It is used to
prevent and treat scurvy.
Vitamin C is an essential nutrient involved in
the repair of tissue and the enzymatic
production of certain neurotransmitters.

3. Vitamin C
 Vitamin C is a water-soluble vitamin. It is
needed for normal growth and development.
Water-soluble vitamins dissolve in water.
Leftover amounts of the vitamin leave the
body through the urine. Although the body
keeps a small reserve of these vitamins, they
have to be taken regularly to prevent a
shortage in the body.

4. Vitamin C
 Benefits of vitamin C may include protection
against immune system deficiencies,
cardiovascular disease, parenatal health
problem, EYE disease, and even skin wrinkling.
 Formula of vitamin c is C6H8O6
HO
HO H O O
HO OH

5. Vegetables Source
Vegetables with the highest sources of vitamin C include:
Broccoli, Brussels sprouts, and cauliflower.
Green and red peppers.
Spinach, cabbage, turnip greens, and other leafy greens.
Sweet and white potatoes.
Tomatoes and tomato juice.
Winter squash

7. Fruit sources
Fruits are also best sources of vitamin C
Citrus fruits such as orange, kiwi, lemon,
guava, grapefruit, and vegetables such as
broccoli, cauliflower, Brussel sprouts and
capsicums are rich, natural sources of vitamin
C.
 Other vitamin C-rich fruits include papaya,
cantaloupe and strawberries.

8. Fruits Sources
Fruits with the highest sources of vitamin C include:
Cantaloupe.
Citrus fruits and juices, such as orange and grapefruit.
Kiwi fruit.
Mango.
Papaya.
Pineapple.
Strawberries, raspberries, blueberries, and cranberries.
Watermelon.

9. Fruits Sources

10. Supplement Sources
Supplementary vitamin C are:
B- Nordic Natural vitamin C Gummies
B- Rainbow Light GummyVitamin C slices
C+ Ester-C
C+Vitafusion Power C
C+ Solgar Ester-C Plus
C Nature’s Answer LiquidVitamin C
C Pure Synergy Pure Radiance C

11. RDA Of Vitamin C
 Teen age 14-18 (boys) 75mg/day
Teen age 14-18 (girls) 65mg/day
Men 60mg/day
Women 60mg/day
Pregnancy 80mg/day
Lactation 100mg/day

12. Functions of Vit.C
Vitamin C is needed for the growth and repair
of tissues in all parts of your body. It is used to:
Form an important protein used to make skin,
tendons, ligaments, and blood vessels
Heal wounds and form scar tissue
Repair and maintain cartilage, bones, and
teeth
Aid in the absorption of iron

14. Cont......
Vitamin C is one of many antioxidants.
Antioxidants are nutrients that block some of
the damage caused by free radicals.
Free radicals are made when your body breaks
down food or when you are exposed to
tobacco smoke or radiation.
The buildup of free radicals over time is largely
responsible for the aging process.
Free radicals may play a role in cancer, heart
disease, and conditions like arthritis.

16. Extra requirements
Some people may need extra vitamin C:
Pregnant
breastfeeding women
Smokers
People recovering from surgery
Burn victims

17. Deficiency Of Vit.C
Deficiency of vitamin c is relatively rare in
developed countries due to availability of fresh
produce and addition ofVitamin C to curtain
food and and supplements.
It still effects roughly 7% of adults.
The common risk factors of vitamin C
deficency are poor diet, alcoholism, anorexia,
severe mental illness, smoking and dialysis.

18. Disorders Of Vit.C
Deficiency of this vitamin is often associated with;
anemia
infections
bleeding gums
scurvy
poor wound healing
capillary haemorrhage
muscle degeneration
atherosclerotic plaques and neurotic disturbances.

19. Symptoms Of Vit.C Deficiency
Rough, bumpy Skin:
When vitamin C level are low, a skin condition known
as keratosis pilaris can develop.
In this condition, bumpy “chicken skin” forms on the
back of the upper arms, thighs due to buildup of
keratin protein inside the pores.
Unexplained weight gain:
Vitamin C may help protect against obesity by
regulating the release of fat from fat cells, reducing
stress hormones and decreasing inflammation.

20. Symptoms Of Vit.C Deficiency
 Low blood levels of vitamin C have been linked to
higher amount to BELLY FAT, even in normal-
weight individuals.
Weak Bones:
 Low intake of vitamin C has been linked with to
increase the risk of fracture and osteoprosis.
 Research shoes that vitamin C is important for
bond formation, and deficiency can increase the
the risk of developing weak and brittle bones.
Childern’s skeletons may be specially effected.

21. Symptoms Of Vit.C Deficiency
Anemia:
 Low level ofVitamin C may contributed to iron deficiency
by reducing the absorption of iron from plant-based foods
and negatively affecting iron metabolism.
 Vitamin C deficiency also increase the risk of excessive
bleeding, which can contribute to anima.
Bleeding Gums:
 Red, swollen, bleeding gums are another sign ofVitaminC
deficiency.
 Without adequate vitaminC, gums tissue becomes
weakens and inflammed and bolld vessels bleed more
easily.

22. Symptoms Of Vit.C Deficiency
 Cigrette smoker have low plasma and
leukocyte vitamin C level than in nonsmokers,
due I n part to increase oxidative stress.
 Developing Cataract is also at high risk in
smokers which deplete the eye’s lens of
Vitamin C.
 For this reason,smokers need 35 mg more
Vitamin C per day than nonsmokers.

23. Symptoms Of Vit.C Deficiency
 People with anorexia nervosa of anorexia
from other disease such as AIDS or cancer are
at increased risk of vitamin C deficiency.
 People with type 1 diabetes have increased
vitamin C requirements, as do those an
hemodialysis and peritoneal dialysis.
 Patient with diabetes also are at high risk in
developing cataract.

25. cont......
In developed countries, vitamin C deficiency can occur
as part of general undernutrition, but severe deficiency
(causing scurvy) is uncommon. Symptoms include
fatigue, depression, and connective tissue defects (eg,
gingivitis, petechiae, rash, internal bleeding, impaired
wound healing). In infants and children, bone growth
may be impaired. Diagnosis is usually clinical.
Treatment consists of oral vitamin C.

27. cont.......
Scurvy happens when there is lack of vitamin C
deficiency .
This is because vitamin c is needed for making
collagen, an important component in connective
tissue.
Connective tissues are essential for structure and
support in the body, including the structure of
blood vessels.
SYMPTOMS OF SCURVY
 It can lead to anemia , exhaustion, spontaneous
bleeding, pain in the lims, and especially the legs
and some times ulceration of the gums and loss
of teeth

28. Conti…
TREATMENT:
Treatment involve administering vitamin C
supplements by mouth or by injection.
The recommended dosage is:
 1 to 2 g per day for 2 to 3 days
 500 mg for the next 7 days
 100 mg for 1to 3 months