Onions are a very popular vegetable, especially in spring and summer, when fresh onions are sold in large quantities in the market. At this time, the onion skin is thin and thick, with a lot of water and a crispy, sweet flavor. Don't miss out.
Onions are not only delicious but also highly nutritious. It's a good idea to include more onions in your diet, especially in dishes like omelettes with onions. This dish is particularly beneficial, and onions are packed with vitamins. However, the question arises: which type of onion is better—white or red? In reality, there are notable differences between the two, both in terms of flavor and nutrition. It's important to understand these differences so you can choose the one that best suits your taste and needs. Here's a comparison between white and red onions to help you make an informed decision.

When it comes to flavor, the differences between white and red onions are quite noticeable. White onions have a softer texture and contain more water, giving them a sweeter taste. They are ideal for frying. If you prefer a milder, less pungent flavor, white onions are the better option. On the other hand, red onions have a sharper, spicier flavor and are less watery. They have a crunchier texture, making them perfect for cold salads or dishes with more intense flavors.
White and red onions also vary significantly in their nutritional content. White onions have higher levels of carotene and vitamin C. Red onions, however, contain more protein, fiber, and essential minerals such as calcium, potassium, and sodium, along with anthocyanin. While red onions have less moisture, they also have higher levels of protein and rough fiber compared to white onions. Additionally, the calcium and magnesium content in red onions is twice that of white onions, and the overall flavonoid content is 1.5 times higher. Red onions can help improve sleep, regulate bodily functions, and slow down aging. Overall, red onions offer greater nutritional value than white onions.
White onions are thicker and have more water content, which makes them better for longer storage. Red onions, with their thinner skin and lower moisture content, should be consumed sooner after purchase, as they spoil more quickly and don't store as well.
In summary, if you prefer a spicier and crunchier onion, go for red onions. If you prefer a sweeter and softer texture, choose white onions. If you're looking for higher nutritional value, red onions are the better choice. However, if you need an onion that will last longer, white onions are the better option.