2. INTRODUCTIONS:
VITAMIN – C IS:- ( WATER SOLUBLE )
1) Colourless and odourless.
2) Souble in water .
3) Antioxidant in our body.
4) and used as a dietary supplement.
5) improves the absorption of iron from
plant-based foods.
3. Functions of Vitamin C
• Reducing agent (antioxidant)
• Iron absorption (enhances)
• Synthesis of collagen
• COLAGEN MEANS :major structural protn of
connective tissue, bone,teeth, cartilage, skin and
scar tissue.
• Wound healing
4. VITAMIN-C
SOURCES :
•Dietary sources of vitamin C
include many fruits and
vegetables.
•The most important and
richest sources of Vitamin –c
is AMALA.
5. VITAMIN-C SOURCES
• Sources with the most
vitamin C are fresh, raw
cantaloupes, citrus fruits,
kiwis, mangos, papayas,
pineapples, strawberries,
raspberries, blueberries,
watermelon and cranberries.
6. VITAMIN-C SOURCES
• Red and green peppers, spinach,
cabbage, cauliflower, turnip greens
and other leafy greens, tomatoes,
potatoes, broccoli, winter squash
and Brussels sprouts are other good
sources of vitamin C.
7. SOURCES OF VITAMIN – C :GREEN LEAFY
VEGETABLES AND OTHER
VEGETABLES
• Drumstick leaves
• Agathi
• Cataloupe
• Tomato
• Red and Green bell pepper.
• Kale
• Brussels sprouts
• Broccoli ,etc.
FRUITS
• Aamla
• kiwi
• Guava
• Orange
• Lime
• Strawberries
• Cashew fruit
• Citrus fruits,etc .
9. VITAMIN –C CONTENT OF FOOD IS
MAXIMISED BY THE FOLLOWING:
Harvesting at peak of maturity.
Storing in a cool or moist place .
Limiting exposure to air & sun light .
Avoiding soaking food in water .
Eating fruits immediately after cutting.
10. Ascorbic acid content of some foods:
NAME OF THE FOOD STUFF ASCORBIC ACID mg/100g
Aamla 600
Drumstick leaves 220
Guava 212
Cashew fruits 180
Aathi 169
Bell pepper 137
Orange juice 30
11. ICMR Recommended dietary allowances of vitamin -c
AGE GROUP VITAMIN-
C(mg/day)
Man 40
Women:
Pregnant Women
Lactation
40
60
80
Infants 25
Children:
Boys
Girls
40
40
12. RDA for Vitamin C
• 90 mg/day for male adults
• 75 mg/day for female adults
• Average intake ~72 mg/day
• Daily Value is 60 mg
• Fairly nontoxic (at <1 gm)
• Body is saturated at intake of 200 mg/day
• Upper Level is 2 g/day