Onion : Allium cepa L.

The Science

&

Therapeutic value

Presented by

Dr. Sudhakar Kokate

Director PPRC, India

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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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Nu info

Colour: White, yellow, brown, red

Forms: Fresh

Frozen

Canned

Pickled

Chopped

Caramelized

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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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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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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

Production of Onions in the world

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Sr. No. Country Production in metric

tonnes

6 Turkey 1900000

7 Pakistan 1701100

8 Brazil 1558000

9 Russia 1536300

10 Korea 1411650

Production of Onions in the world

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Total production in the world

74250809

Total onion producing countries

170

Area 3642000 ha

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

Nutritive value of Onion

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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

Nutritive value of Onion

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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

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

RECIPES

Tasty, delicious

&

of Medicinal value

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Asparagus & spring onion tart

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Baked onions

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Baked sweet onion cheddar dip

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Bavarian beer onion soup

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Onion bhaji

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Buttery onion pull

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Caramelized onion chicken

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Caramelized onion flatbread

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Caramelized onion

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Cheese and spring onion omelette

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Cheese onion pie

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Creamed pearl onion

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Crispy onion fritters

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French fried onion

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French onion risotto

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French onion soup

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Green onion cake

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Grilled onion blossom

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Irish onion soup

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Onion bread

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Onion chutney

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Onion kulcha

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Onion pickle

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Onion pizza

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Onion potato casserole

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Onion rice

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Onion rings

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Onion samosa

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Onion sandwich

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Onion tatin

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Onion tomato chutney

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Paneer onion kulcha

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Onion paratha

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Pearl onion broccoli bake

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Pickled red onion jam

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Potato onion tortilla

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Red onion marmalade

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Roasted onion soup

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Salad

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Scallion cake

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Spring onion and tomato curry

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Spring onion upma

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Spring onion pakoda

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Swiss onion soup

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Onion tart

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Tomato onion loaf

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Ullipaya pulusu

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Vegetable stuffed onion

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Welsh onion cake

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Phyto-chemicals

Quercetin

Di, tri-sulfides

Vinyl dithiins

Folic acid

Sodium

Calcium

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Iron

Proteins

Magnesium

Vitamin C

Dietary fiber

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

Health benefits of onion

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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

Health benefits of onion

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Insomnia: sleeping disorder beneficial

Arthritis: relief

Cure ear & eye problems

Increase insulin thereby good for diabetic

patients

Improves digestion

Health benefits of onion

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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

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

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

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

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

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

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.

Research

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Immunity improvement by onion chemical

taking animal model

Anti-ageing property of onion is a

challenging field of Research

Simple and effective Home Remedies

from

ONION

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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

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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

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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

Thank You !!

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