Scallions vs Onions: What's the Difference?

Scallions and onions are commonly used in cuisines in both Asia and Europe. The leaves and bulbs of these onions are edible with a mild flavor that goes well with many different dishes. In particular, they bring many great health benefits, such as fighting cancer, treating colds, aiding digestion and boosting brain health.

Green onions are also known as pilgrimages, spring onions or green onions. In some countries, green onion has different English names such as Green onion or Welsh onion. However, many people often confuse them with other types of onions, such as onions, so these names are rarely used.
In the Onion family, there are many different types of onions, each with its own distinct characteristics. As for scallions, they are herbaceous perennials with hollow cylindrical green leaves, 30-50 cm long. Each scallion root can grow about 6 onion leaves, when enough time to grow, they will produce white flowers at the top of the leaves.
Unlike onions, scallions usually do not develop bulbs, the size of scallions is only slightly larger than the stem. On average, the growing time for green onions is about 60 days. The outstanding advantage of this type of onion is that it can grow on many different types of soil, so green onions are easy to grow and care for. The ideal time to harvest green onions is about 60 days from planting. At this time, the onions have not yet bloomed with white flowers, the leaves have a certain freshness and the bulbs are not too big.

Onion is a root vegetable, scientifically known as Allium cepa L, belonging to the onion family. This herbaceous plant is usually grown all year round, has a bunch of roots and long fibers. Depending on different climates and cultivated land, onions can develop about one or more sprouts.
Like green onions, onion leaves are cylindrical, hollow in the middle and pointed at the top. Flowers develop in leaf axils and form pseudo-canopy, with pale black seeds and nutlets.
Onions are usually planted in late summer so that they grow over the winter, ready for harvest in the spring. Although onions are generally longer than green onions, they are still young onions, harvested when they are ripe.
You can recognize onions by features such as a bulb the size of a small bulb, round shape and white at the base. The flavor of onions is also a bit stronger than green onions.

Scallions are one of the herbaceous plants with high nutritional value, in their essential oil providing a large amount of allicin, which has outstanding antibacterial effects. The main nutritional components in green onions include:
Compound diallyl disulfide Sucrose Sugar Glucose Trace Elements, Anthocyanins, Quercetin Antioxidants Some antibiotics such as Allin, Allinsufit, Malic Acid, Galantin Sources essential vitamins, such as vitamins A, C and K (12g of green onions contains about 20 micrograms of vitamins) As for onions, they contain very few calories (only about 5 calories per medium onion), or 32 calories per 100 grams. In 100 grams of onion contains:
Calories: 32 Water: 89% Carbs: 7.3 grams Sugar: 2.3 grams Protein: 1.8 grams Fiber: 2.6 grams Fat: 0.2 grams Vitamin K : 173% of the Reference Daily Intake (RDI) Vitamin C : 21% of the RDI Folate: 16% of the RDI In addition, onions are also a rich source of beneficial antioxidants and sulfur compounds. sulfur.

4.1 Green onions: Green onions have a very specific taste, with a mild spicy taste that is easy to combine with everyday dishes. They are often used to spice up dishes such as stewed soup, stir-fried pork, pho... to make the dish look more eye-catching and delicious.
Besides, scallions are considered as a medicine with very good effects on health, including antiseptic, activating blood, improving the digestive system, or diuretic. In addition, because scallions are hot, it is often used to treat symptoms such as flatulence, colds, headaches, runny nose, cold stomach. In particular, green onions contain Allicin, which has a strong bactericidal effect, preventing diphtheria, typhoid or cholera.
Moreover, scallions are also one of the natural herbs that have an extremely effective beauty care effect for women. They have the ability to treat acne and improve skin very well.

4.2 Onions: Onions are rich in B6, vitamin C, iron, manganese and potassium that help fight colds, regulate blood pressure and promote heart health. In addition, folate in onions has the effect of promoting metabolism and cell growth, which is essential for women who are in pregnancy. In particular, onions contain compounds such as Allyl Disulphide, Allium and phytochemicals that help prevent cancer and diabetes, while regulating blood pressure and reducing the stiffness of blood vessels. When combined with onion and garlic, it can support the treatment of conditions such as depression, inflammation, help prevent blood clotting, relieve pain and disinfect.
Onions when cooked will provide an extremely rich source of fiber, which helps to enhance the activities of the digestive system and brain activities.

Reference source: healthline.com