Onion (Allium cepa) is the largest plant genera in the phytoworld. Total species are 600 - 920 and is considered as World's healthiest food. This presentation gives a detailed picture of its benefits and research being done on onions.

1. Onion : Allium cepa L.
The Science
&
Therapeutic value
Presented by
Dr. Sudhakar Kokate
Director PPRC, India

2. PPRC/INDIA 01

3. Onion : Allium cepa L.
 Also known as Bulb onion / Common
onion
 Genera: Allium
 Largest plant genera in the phyto-world
 Total species: 600 - 920
 World’s healthiest food
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4. Nu info
 Colour: White, yellow, brown, red
 Forms: Fresh
Frozen
Canned
Pickled
Chopped
Caramelized
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5. About Onion
 Family: Alliaceae
 Fleshy, hollow cylindrical biennial plant
 Grown as annual
 Height: 15 – 45 cm
 Seeds glossy, black triangular in cross section
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6. About Onion
 Food source for millennia
 Fan of hollow bluish green leaves and bulb
at the base
 First officially described by Carolus Linnaeus
in 1753
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7. Production of Onions in the world
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Sr. No. Country
Production in metric
tonnes
1 China 20507759
2 India 13372100
3 USA 3320870
4 Egypt 2208080
5 Iran 1922970

8. Production of Onions in the world
PPRC/INDIA 07
Sr. No. Country
Production in metric
tonnes
6 Turkey 1900000
7 Pakistan 1701100
8 Brazil 1558000
9 Russia 1536300
10 Korea 1411650

9. Production of Onions in the world
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Total production
in the world
74250809
Total onion
producing countries
170
Area 3642000 ha

10. Nutritive value of Onion
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Sr. No. Item Value
1 Energy 166 KJ / 40 kCal
2 Carbohydrates 9.34 g
3 Sugars 4.24 g
4 Dietary fibres 1.7 g
5 Fat 0.1 g

11. Nutritive value of Onion
PPRC/INDIA 10
Sr. No. Item Value
6 Proteins 1.1 g
7 Water 89.11 g
8 Thiamine (B1) 0.046 mg
9 Riboflavin (B2) 0.027 mg
10 Niacin (B3) 0.116 mg

12. Nutritive value of Onion
PPRC/INDIA 11
Sr. No. Item Value
11 Pantothenic acid (B5) 0.123 mg
12 Vitamin B6 0.12 mg
13 Vitamin B9 19 microg
14 Vitamin C 7.4 mg
15 Calcium 23 mg
16 Iron 0.21 mg

13. Nutritive value of Onion
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Sr. No. Item Value
17 Magnesium 10 mg
18 Manganese 0.129 mg
19 Phosphorus 29 mg
20 Potassium 146 mg
21 Zinc 0.17 mg
22 Floride 1.1 microg

14. RECIPES
Tasty, delicious
&
of Medicinal value
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15. Asparagus & spring onion tart
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16. PPRC/INDIA 15

17. Baked onions
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18. PPRC/INDIA 17

19. Baked sweet onion cheddar dip
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20. PPRC/INDIA 19

21. Bavarian beer onion soup
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22. PPRC/INDIA 21

23. Onion bhaji
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24. PPRC/INDIA 23

25. Buttery onion pull
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26. PPRC/INDIA 25

27. Caramelized onion chicken
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28. PPRC/INDIA 27

29. Caramelized onion flatbread
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30. PPRC/INDIA 29

31. Caramelized onion
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32. PPRC/INDIA 31

33. Cheese and spring onion omelette
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34. PPRC/INDIA 33

35. Cheese onion pie
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36. PPRC/INDIA 35

37. Creamed pearl onion
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38. PPRC/INDIA 37

39. Crispy onion fritters
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40. PPRC/INDIA 39

41. French fried onion
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42. PPRC/INDIA 41

43. French onion risotto
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44. PPRC/INDIA 43

45. French onion soup
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46. PPRC/INDIA 45

47. Green onion cake
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48. PPRC/INDIA 47

49. Grilled onion blossom
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50. PPRC/INDIA 49

51. Irish onion soup
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52. PPRC/INDIA 51

53. Onion bread
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54. PPRC/INDIA 53

55. Onion chutney
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56. PPRC/INDIA 55

57. Onion kulcha
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58. PPRC/INDIA 57

59. Onion pickle
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60. PPRC/INDIA 59

61. Onion pizza
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62. PPRC/INDIA 61

63. Onion potato casserole
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64. PPRC/INDIA 63

65. Onion rice
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66. PPRC/INDIA 65

67. Onion rings
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68. PPRC/INDIA 67

69. Onion samosa
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70. PPRC/INDIA 69

71. Onion sandwich
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72. PPRC/INDIA 71

73. Onion tatin
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74. PPRC/INDIA 73

75. Onion tomato chutney
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76. PPRC/INDIA 75

77. Paneer onion kulcha
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78. PPRC/INDIA 77

79. Onion paratha
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80. PPRC/INDIA 79

81. Pearl onion broccoli bake
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82. PPRC/INDIA 81

83. Pickled red onion jam
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84. PPRC/INDIA 83

85. Potato onion tortilla
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86. PPRC/INDIA 85

87. Red onion marmalade
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88. PPRC/INDIA 87

89. Roasted onion soup
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90. PPRC/INDIA 89

91. Salad
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92. PPRC/INDIA 91

93. Scallion cake
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94. PPRC/INDIA 93

95. Spring onion and tomato curry
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96. PPRC/INDIA 95

97. Spring onion upma
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98. PPRC/INDIA 97

99. Spring onion pakoda
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100. PPRC/INDIA 99

101. Swiss onion soup
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102. PPRC/INDIA 101

103. Onion tart
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104. PPRC/INDIA 103

105. Tomato onion loaf
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106. PPRC/INDIA 105

107. Ullipaya pulusu
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108. PPRC/INDIA 107

109. Vegetable stuffed onion
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110. PPRC/INDIA 109

111. Welsh onion cake
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112. PPRC/INDIA 111

113. Phyto-chemicals
 Quercetin
 Di, tri-sulfides
 Vinyl dithiins
 Folic acid
 Sodium
 Calcium
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 Iron
 Proteins
 Magnesium
 Vitamin C
 Dietary fiber

114. Health benefits of onion
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 Quercetin: prevention of cancer
 Vitamin A: prevents eye diseases
 Chromium: regulates blood sugar
 Vitamin C: improves immunity
 Produce good cholesterol (HDL) for healthy
heart

115. Health benefits of onion
PPRC/INDIA 114
 Onion slices put on forehead reduces fever
 Slows down nose bleeding
 Useful in gastric ulcer
 Juice for pain and burning sensation of
insect / honey bee bite
 Cures burnt skin

116. Health benefits of onion
PPRC/INDIA 115
 Insomnia: sleeping disorder beneficial
 Arthritis: relief
 Cure ear & eye problems
 Increase insulin thereby good for diabetic
patients
 Improves digestion

117. Health benefits of onion
PPRC/INDIA 116
 Rejuvenating tissues
 Good for memory – nervous system
 Onion juice and honey immediate cure for
fever, common cold, cough, sore throat and
allergy
 Helps cure skin infections

118. Health benefits of onion
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 Reduces inflammation and heals infections
 Prevents hair problems
 Anti-ageing benefits
 Good treatment for ‘Acne’
 Lightens complexion
 Treatment for dark spots & pigmentation

119. Research
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 More pungent onions exhibit stronger anti-
platelet activity
 Platelet aggression is associated with
arthritis cardio-vascular diseases heart
attack and stroke

120. Research
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 1 gm of dry onion / day for 4 weeks
increased bone mineral content by 17%
and mineral density by > 13% compared
to animals fed a controlled diet

121. Research
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 Experimental work is in progress worldwide
on the effectiveness of “Quercetin” in curing
diseases like Cataract, cardiovascular diseases,
breast, colon, ovarian, gastric, lung, urinary
bladder cancers

122. Research
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 The effect of onion chemicals on human body
and its role in enhancing sex hormone and
reproductive behaviour
 To study mechanism of the action of onion
chemicals for controlling blood sugar in rats

123. Research
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 Experiments conducted on animals to
study the properties of onion e.g. anti-
biotic, anti-septic, anti-microbial, anti-
carminative, etc.

124. Research
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 Immunity improvement by onion chemical
taking animal model
 Anti-ageing property of onion is a
challenging field of Research

125. Simple and effective Home Remedies
from
ONION
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126. PPRC/INDIA 125
 Dysentery: Mix 1 tbsp onion juice + 1 tbsp
lemon juice in a cup of fresh water
Take twice a day
 Flatulence: Take along with food chutney
made from onion, ginger and garlic
 Appetite: Take a tbsp onion juice with a
pinch of salt thrice a day

127. PPRC/INDIA 126
 Vomiting: Take an onion and ginger juice
twice a day
 Acidity: Take onion with buttermilk twice a
day in diet daily
 TIP: Don’t take non-veg or heavy food.
Take light food – rice, dal and green leafy
vegetables

128. PPRC/INDIA 127
 Worms: 1. Crush papaya seeds in onion
juice, take thrice a day
2. Take onion juice with a pinch of salt
3. Take onion juice + mint juice + carrot
juice (1:1:1 proportion)
 Cough: Take Tulsi juice, ginger juice with
onion juice

129. Thank You !!
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