What are the benefits of eating onions often?
Green onions are a common condiment in our daily lives. They not only add flavor to dishes, but also have rich nutritional value and various health benefits. In recent years, with the popularity of healthy eating, the nutritional benefits of onions have become a hot topic. This article will combine the hot content on the Internet in the past 10 days to introduce in detail the benefits of eating onions regularly, and use structured data to display its nutritional ingredients.
1. Nutritional components of onions

Onions are rich in a variety of vitamins, minerals and antioxidants. The following are the main nutrients per 100 grams of onions:
| Nutritional information | Content |
|---|---|
| heat | 32 kcal |
| protein | 1.8 grams |
| carbohydrates | 6.2 grams |
| dietary fiber | 2.6 grams |
| Vitamin C | 7.4 mg |
| Vitamin K | 207 micrograms |
| folic acid | 64 micrograms |
| Calcium | 72 mg |
| Potassium | 276 mg |
2. 7 health benefits of eating onions regularly
1. Enhance immunity
Green onions are rich in vitamin C and antioxidants, which can help strengthen the immune system and prevent colds and infections. Popular recent research shows that the sulfide in scallions also has antiviral properties.
2. Promote digestion
The dietary fiber and prebiotics in onions help maintain intestinal health and promote digestion and absorption. In recent health topics, green onions have been recommended as one of the natural ingredients for improving intestinal flora.
3. Lower blood sugar
The sulfide and chromium in scallions help regulate blood sugar levels and are beneficial for diabetics. A recent study showed that people who regularly eat green onions have more stable blood sugar control.
4. Protect cardiovascular health
The sulfide and vitamin K in onions help lower cholesterol levels and prevent arteriosclerosis. It has been mentioned in recent hot health news that green onions are one of the "heart-friendly" vegetables.
5. Anti-inflammatory effect
Green onions are rich in antioxidants and anti-inflammatory ingredients, which can relieve chronic inflammation. Recent research shows that quercetin in scallions has significant anti-inflammatory effects.
6. Prevent osteoporosis
Green onions are rich in vitamin K and calcium, which help maintain bone health. In recent health topics, green onions have been listed as recommended ingredients for preventing osteoporosis.
7. Anti-cancer potential
The sulfides and antioxidants in scallions are thought to have anti-cancer properties. Recent research suggests that green onions may help reduce the risk of certain cancers.
3. How to maximize the nutritional value of onions
1.Best eaten raw: Vitamin C and sulfide in green onions are easily lost after heating. It is recommended to eat them raw or slightly heated.
2.With oil: The fat-soluble nutrients in green onions are better absorbed when eaten together with oil.
3.Save method: Wrap green onions in wet paper towels and put them in the refrigerator to extend their shelf life.
4.Reasonable combination: Green onion helps iron absorption when paired with iron-rich foods.
4. Taboos on eating onions
1.Patients with stomach problems should eat with caution: Onions are highly irritating, so patients with gastric ulcers should consume them in moderation.
2.Note on allergies: A small number of people are allergic to onions and may develop symptoms such as rash after eating them.
3.postoperative patients: Onions may affect blood coagulation function, so you should avoid eating them in large amounts before and after surgery.
5. Recent popular research on onions
| research topic | Main findings | Source |
|---|---|---|
| The relationship between onions and immunity | Onion extract enhances immune cell activity | "Frontiers of Nutrition" 2023 |
| The anti-cancer effects of onions | The sulfide in onions can inhibit the growth of cancer cells | 2023 "Food and Chemical Toxicology" |
| The impact of green onions on intestinal health | Green onions promote the growth of beneficial bacteria | "Gut Microbiome" 2023 |
As a common condiment, onion’s health value cannot be underestimated. By eating them properly, we can make full use of the nutritional value of onions and add points to our health. Recent studies have shown that onions have a significant role in preventing chronic diseases and enhancing immunity, and deserve more attention in our daily diet.
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