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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 · Exploring the chemical composition, the antioxidant, and the antiangiogenic potential of ancient onion (Allium cepa L.) varieties through molecular networks and chem

Mar 3, 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 for

Feb 21, 2026 · All types of onions are good for you, but this dark reddish-purple variety, sometimes called purple onion, has especially high levels of quercetin and other helpful

Sep 9, 2024 · One medium-sized onion (110g) provides 44 calories, 1.2g of protein, 10.3g of carbohydrates, and 0.1g of fat. Onions are a good source of vitamin C, vitamin B6, pota

Nov 17, 2025 · When given alongside the antidiabetic drug metformin, onion extract lowered fasting blood sugar levels by 35% to 50%, depending on the dose. 8 This is a promising f

The average, medium-sized onion has 45 calories, the bulk of which come from the sugars fructose and glucose, as well as one gram of protein and three grams of dietary fiber (FDA,

Very likely, this humble vegetable was a staple in the prehistoric diet. Most researchers agree the onion has been cultivated for 5000 years or more. Since onions grew wild in vari

Feb 14, 2024 · Like the torpedo onion, they have an elongated bulb and red skin. They are sometimes described as zesty, and their mild flavor is ideal for raw uses, but we think t