The onion (Allium cepa L., from Latin cepa), also known as the bulb onion or common onion, is a vegetable that is the most widely cultivated species of the genus Allium.

Dec 5, 2025 · A large observational study in women over 50 years of age found that regular onion consumption is linked to increased bone density.

Feb 21, 2026 · But there's no research to back up that idea. Onion water--made by chopping up peeled, clean onions and letting them sit in water for a while--probably won't hurt y

May 27, 2026 · The onion is likely native to southwestern Asia but is now grown throughout the world, chiefly in the temperate zones. Onions are low in nutrients but are valued fo

May 11, 2025 · There’s more than one kind of onion in the world. Learn the differences between white and yellow onions, shallots, spring onions, scallions, and more.

Feb 14, 2024 · They are probably the most common onion used in chili, and the most commonly used onion on burgers by America’s restaurants. Slice them up and roast them with an

Jun 9, 2025 · Discover 7 onion varieties and learn ideal ways to use each in cooking for enhanced flavor and enjoyment.

The amazing onion provides layers of flavor, color, and texture to a wide variety of dishes and cuisines. But, their appeal goes beyond flavor when you consider their role in histo

Jan 4, 2025 · We did a deep dive into the humble allium and consulted with an onion expert to drill down on the 7 most common types of onions and how to use them.

May 30, 2023 · What nutrition is in an onion? A medium 5.3-ounce onion has approximately: 45 calories. 11 grams of carbohydrates. 0 grams of cholesterol. 0 grams of fat. 3 grams o