Tannins by Dr Duryab Jamil

1. Topic : TANNINS
Prepared By :
Dr DURYAB JAMIL

3. INTRODUCTION:
The term tannin was first time coined by SEGUIN
in 1796. This term was used to denote
substances present in plant extract which react
with protein of animal hide, prevent their
putrefaction and convert hide into leather.

4. Definition:
Complex substances that usually occur as mixture of polyphenols
that are very difficult to separate since they don’t crystalize, are
called tannins .
OR
Tannins are polyhydroxy phenolic compound .

27. DRUGS Containing TANNINS

29. Constituents:
Gallitannins
Ellagitannins
Free gallic acid
Pro- anthocyanodins
Hamamelase
Uses:
● Astringent.
● Anti – hemorrhagic
● Anti – inflammatory
● Anti – carcinogenic

34. D)

35. ● Amla oil is most commonly used to promote hair and scalp health, but amla oil has
many other uses. Common uses of amla oil include:
●
● improve immune function
● lower or control cholesterol levels
● lower or control blood sugar levels
● improve brain health and function
● reduce the effects of premature aging
● improve vision
● reduce dry skin
● reduce dehydration
● lighten or brighten the skin
● improve respiratory function and coughs
● reduce cold and flu recovery time
● reduce the risk of cancer and chronic diseases
● improve blood pressure
● improve cardiovascular health
● reduce the appearance of scars, blemishes, age spots, and wrinkles
● improve vision and eye health
● reduces inflammation
● reduces sinus congestion
● improve digestion and food absorption
● enhances male fertility
● improve urinary health
U
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36. E)

38. F)

39. G)