Ingredient

Sliced Red Onion

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Source

Not animal-derived

Allergen

No

Role in food

Red onions are used as a flavoring ingredient in a wide variety of foods, …

What it is

Red onions are a variety of onion (Allium cepa) with reddish-purple skin and flesh. They are grown worldwide and are a common vegetable in many cuisines. They are typically eaten raw or cooked.

Why it's used

Red onions are used as a flavoring ingredient in a wide variety of foods, adding a sharp, pungent taste and a hint of sweetness. They are often found in salads, sandwiches, pizzas, salsas, and marinades.

Health notes

Red onions are a natural food ingredient and are generally recognized as safe (GRAS) by the FDA for use in food. They contain various beneficial compounds, including antioxidants. While generally healthy, some individuals may experience digestive upset from raw onions. International bodies like JECFA have evaluated onions and their components.

Allergen info

Not a major allergen. Onions are not among the nine major food allergens identified by the FDA.

Products containing Sliced Red Onion

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Meijer, Inc. Mexican Street Corn On The Cob With Red Onion And Butter Griller, Mexican Street Corn Other Deli 110kcal 3Protein 4.5Fat 17Carbs Hy-Vee, Inc. Ancient Grain Pizza With Cheese And Mushrooms Pizza 239kcal 9.7Protein 12.4Fat 20.4Carbs Relish Labs LLC Creamy Salsa Chicken With Fajita Rice, Creamy Salsa Chicken Other Deli High in sodium — 67% DV per serving High in cholesterol — 44% DV per serving 124kcal 10.3Protein 3.5Fat 12.0Carbs Relish Labs LLC BBQ Pulled Pork Tacos With Cheddar-Jack Cheese And Crispy Jalapenos Oven Kits, BBQ Pulled Pork Tacos Other Deli High in sodium — 74% DV per serving High in saturated fat — 85% DV per serving High in added sugars — 40% DV per serving High in cholesterol — 40% DV per serving 218kcal 9.3Protein 11.0Fat 21.1Carbs Relish Labs LLC Smoky BBQ Bacon Chicken Thigh Tacos With Cheddar Cheese Oven Kits, Smoky BBQ Bacon Chicken With Cheddar Cheese Other Deli High in sodium — 73% DV per serving High in saturated fat — 75% DV per serving High in added sugars — 26% DV per serving High in cholesterol — 67% DV per serving 164kcal 11.1Protein 7.5Fat 14.9Carbs Relish Labs LLC Sizzling Chipotle Pork Tacos Meal Kits, Sizzling Chipotle Pork Tacos Other Deli High in sodium — 56% DV per serving High in saturated fat — 60% DV per serving High in cholesterol — 44% DV per serving 164kcal 11.9Protein 6.5Fat 14.1Carbs Relish Labs LLC Classic Steak Fajitas With Cilantro Lime Slaw, Classic Steak With Cilantro Lime Mexican Dinner Mixes High in sodium — 65% DV per serving High in saturated fat — 55% DV per serving High in cholesterol — 34% DV per serving 144kcal 8.9Protein 6.2Fat —Carbs Relish Labs LLC Green Chile Beef Tacos With Lime Slaw Oven Kits, Green Chile Beef With Lime Slaw Other Deli High in sodium — 40% DV per serving High in saturated fat — 60% DV per serving High in cholesterol — 38% DV per serving 136kcal 7.7Protein 6.1Fat 12.8Carbs Relish Labs LLC Green Chili Fiesta Chicken With Butternut Squash And Peppers, Green Chili Butternut Squash And Peppers Other Deli High in saturated fat — 40% DV per serving High in cholesterol — 48% DV per serving 125kcal 11.0Protein 6.3Fat 6.3Carbs Relish Labs LLC Hoisin Glazed Steak Strip Tacos With Sesame Orange Slaw Other Deli High in sodium — 83% DV per serving High in saturated fat — 55% DV per serving High in added sugars — 52% DV per serving High in cholesterol — 30% DV per serving 184kcal 8.3Protein 8.3Fat 19.5Carbs Meijer, Inc. Hawaiian Style Chopped Romaine, Grilled Chicken, Pineapple, Cheddar Cheese, Sugar Snap Peas, Red Onion And Red Bell Pepper Sesame Ginger Dressing, Hawaiian Style Lunch Snacks & Combinations 90kcal 7Protein 3Fat 9Carbs Target Stores Goat Cheese, Red Onion & Sun Dried Tomato Wood-Fired Crust Flatbread With Mozzarella Cheese On A Hand-Stretched Crust, Goat Cheese, Red Onion & Sun Dried Tomato Frozen Dinners & Entrees High in sodium — 24% DV per serving High in saturated fat — 20% DV per serving 243kcal 10.3Protein 7.5Fat 32.7Carbs

Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.