Health benefits and harms of green onions24.05.2022
Green onions have been known since antiquity. Its history began in Ancient Rome and Ancient Greece, then spreading to the Middle East. Onions have even been found in the sarcophagi of Egyptian mummies. In the X-XI centuries. green onions found themselves in Europe, and in the XIII-XIV centuries. also appeared in Russia. It is curious that at first it was used as a talisman against misfortunes, diseases and evil spirits. Currently, green onions are grown in 175 countries around the world. The largest countries supplying this vegetable are China, Egypt and India.
Types of green onions
We all know that green onions are onion shoots. However, there are several varieties:
- Green onion – the sprouts of the onion known to us.
- Leek. This species does not have a bulb. It has a thick stem, and the green part of the plant is considered the most delicious. Leek has a valuable feature: during storage, the amount of vitamin C in it only increases.
- Bow-batun. This onion contains a record amount of vitamins compared to other types. It does not have a bulb, like a leek, but there are twice as many vitamins as in ordinary green!
- Slime onion. According to gourmets, this is the most delicious type of onion. It tastes a bit like garlic, but not as spicy. Slime onions contain a lot of iron and vitamin C.
Trace elements, vitamins and nutritional value
100 g of green onions satisfy the daily need of our body for vitamins C, A, B1, B2, E. It is not surprising that onions strengthen the immune system, invigorate, and restore strength.
Trace elements (per 100 g of product):
- rubidium (453% of the daily requirement);
- boron (314%);
- cobalt (70%);
- molybdenum – 20 mcg (28.6%);
- calcium – 100 mg (10%);
- copper – 90 mcg (9%);
- chromium – 4 mcg (8%);
- manganese – 0.129 mg (6.5%);
- iron – 1 mg (5.6%);
- magnesium – 18 mg (4.5%).
Nutritional value (per 100 g of product):
- Calorie content 19 kcal / 100 g
- Proteins 1.3 g/100 g
- Fats 0 g/100 g
- Carbohydrates 4.6 g/100 g
Benefits of green onions
- Green onions increase appetite, restore the normal functioning of the digestive system.
- The vegetable is a natural anticoagulant. It thins the blood, therefore, prevents the formation of clots, leading to disruptions in the functioning of the cardiovascular system.
Potassium and magnesium contained in green onions improve heart function, remove “bad” cholesterol and thus prevent the development of atherosclerosis, hypertension, heart attack and stroke.
- Green onions have an antimicrobial effect.
- The zinc contained in the vegetable is good for nails and hair.
- The presence of calcium in green onions helps to strengthen tooth enamel.
- Fiber, which is part of the vegetable, helps to lose weight and normalizes bowel function.
- Thanks to their phosphorus content, onions help prevent tooth decay. Chew raw onions for 2-3 minutes – you will kill germs not only in your mouth, but also on your lips and throat.
- The plant contains a special phytonutrient – allicin, which has antiviral properties. Because green onions help to cope with the flu and SARS.
- The vegetable is used in the prevention of beriberi.
- Onions contain chromium, which is rare in vegetable crops. Chromium controls sugar levels and ensures slow release of glucose in muscles and cells. Thus, onions are useful for diabetic patients.
- Antioxidants contained in onions block the development of cancer cells.
The most powerful among these biologically active substances are quercetin and vitamin C. The latter significantly reduces the amount and negative effect of free radicals.
- Onions improve bone health. It contains sulfur compounds that have an anti-inflammatory effect and help in the prevention of arthritis and cartilage atrophy.
- Green onions contain zeaxanthin, lutein and beta-carotene, which have a beneficial effect on the health of our eyes. These substances, in particular, play a significant role in the prevention of cataracts and age-related macular degeneration (damage to the retina and impaired central vision).
Who is harmful green onions
The vegetable should not be consumed by those people who:
- acute kidney and liver diseases;
- peptic ulcer of the duodenum and stomach;
- gastritis with high acidity.
Green onions can negatively affect the nervous system, and hence the work of the heart muscle. This effect provokes pressure surges, as well as asthma attacks.
How to grow green onions on a windowsill
There is a long tradition – to grow green onions at home. Let’s talk about one of the easiest ways to get fresh green feathers from ordinary onions.
- For germination, take a healthy bulb. It’s great if there are already small sprouts on it.
- Pour enough water into a glass (jar, other container) so that only the roots of the bulb are in it. Tap water must first settle. Then it must be changed regularly, otherwise mold will appear.
- When the bulb takes strong enough roots, transplant it into the ground. The optimum temperature for growing onions is up to +20 0 С. But not more than +28–29 0 С, since at temperatures above +30 0 С the growth of greenery stops.
Green onions have many medicinal properties. Eating this wonderful source of trace elements and vitamins has a beneficial effect on the entire body. However, it is important to know for which diseases it is contraindicated, and follow the doctor’s recommendations.
1. Green Onion Nutrition Facts and Health Benefits website
2. 5 Amazing Benefits Of Spring Onions We Bet You Don’t Know website
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