The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

1. ANTIOXIDANTS ANDANTIOXIDANTS AND
VITAMINSVITAMINS
INDIAN DENTAL ACADEMY
Leader in continuing Dental Education
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2. 11 Antioxidants are group ofAntioxidants are group of
chemical compounds that canchemical compounds that can
deactivate the free radicalsdeactivate the free radicals
and prevent their formation.and prevent their formation.
They also stimulate theThey also stimulate the
immune system to increaseimmune system to increase
our protection against allour protection against all
diseases.diseases.
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3. 2 These nutrients stop fat from2 These nutrients stop fat from
undergoing auto oxidation andundergoing auto oxidation and
react with a free radical muchreact with a free radical much
more rapidly than the bodymore rapidly than the body
components do.components do.
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4. www.indiandentalacademy.comwww.indiandentalacademy.com
Indian Dental academy
• www.indiandentalacademy.com
• Leader continuing dental education
• Offer both online and offline dental
courses

5. The major antioxidantThe major antioxidant
nutrients includenutrients include
Vitamin EVitamin E
vitamin Cvitamin C
BetacaroteneBetacarotene
BioflavonoidsBioflavonoids
Lipoic acidLipoic acid
MineralsMinerals
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6. Minerals are not directMinerals are not direct
antioxidants but are needed toantioxidants but are needed to
make the antioxidant enzymesmake the antioxidant enzymes
SeleniumSelenium
Magnesium Zinc and CopperMagnesium Zinc and Copper
IronIron
ChromiumChromium
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7. DEFINITIONDEFINITION
Free radicals are very active molecules orFree radicals are very active molecules or
fraction of molecules. These free radicalsfraction of molecules. These free radicals
exists independently with only one electronexists independently with only one electron
in one or more orbit. Such a lone electron isin one or more orbit. Such a lone electron is
called an unpaired electroncalled an unpaired electron
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8. FORMATION OF FREEFORMATION OF FREE
RADICALSRADICALS
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9. COMMON FREE RADICALSCOMMON FREE RADICALS
OF BIOLOGIC IMPORTANCEOF BIOLOGIC IMPORTANCE
1 HYDOGEN ATOMS1 HYDOGEN ATOMS
2 OXYGEN MOLECULES2 OXYGEN MOLECULES
3 SUPEROXIDE ANIONS3 SUPEROXIDE ANIONS
4 HYDROXYL4 HYDROXYL
5 NITRIC OXIDE5 NITRIC OXIDE
6 PEROXY NITRATE6 PEROXY NITRATE
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10. FREE RADICALSFREE RADICALS
PRODUCE DAMAGEPRODUCE DAMAGE
1ACTION ON D.N.A1ACTION ON D.N.A
2 OXIDATION OF FATTY COMPOUNDS2 OXIDATION OF FATTY COMPOUNDS
3FUSE PROTEINS TOGETHER3FUSE PROTEINS TOGETHER
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11. CLINICAL USES OFCLINICAL USES OF
ANTIOXIDANTSANTIOXIDANTS
1 ANTIOXIDANTS OF NATURAL1 ANTIOXIDANTS OF NATURAL
ORIGINORIGIN
SODSOD
ALPHA-TOCOFEROLALPHA-TOCOFEROL
ASCORBIC ACIDASCORBIC ACID
OTHER PHYSIOLOGICAL ANTIOXIDANTSOTHER PHYSIOLOGICAL ANTIOXIDANTS
AdenosineAdenosine
LactoferrinLactoferrin
NicotinamideNicotinamidewww.indiandentalacademy.comwww.indiandentalacademy.com

12. SYNTHETICSYNTHETIC
ANTIOXIDANTSANTIOXIDANTS
MERCAPTOPROPIONYLGLYCINEMERCAPTOPROPIONYLGLYCINE
EBSELENEBSELEN
XANTHINE OXIDASE INHIBITORSXANTHINE OXIDASE INHIBITORS
DESFERRIOXAMINEDESFERRIOXAMINE
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13. VITAMINSVITAMINS
Vitamin B 1Vitamin B 1
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14. Vitamin B 2Vitamin B 2
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15. Vitamin B 4Vitamin B 4
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16. Vitamin B6Vitamin B6
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17. • Vitamin B 12Vitamin B 12
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18. Vitamin CVitamin C
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