Common questions

Is onion healthy?

onion scores 98/100 on Scout's independent analysis of ingredients, additives, and lab results — one of the stronger scores in Scout's catalog. Onions are a whole food that is minimally processed, providing essential nutrients such as vitamins, minerals, and antioxidants.

How processed is onion?

onion is NOVA Group 1: Unprocessed or Minimally Processed Foods.

Which ingredients drive onion's score?

In Scout's ingredient-by-ingredient analysis, Onion counts in its favor. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

Crimini Mushrooms, Whole

Compliments Organic / Biologique • Sobey’s / Safeway

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onion

Excellent

Analysis updated October 2026 · How Scout scores

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At a glance

Beneficial ingredients 1

Harmful ingredients 0

Category Vegetables

Summary

Onions are a whole food that is minimally processed, providing essential nutrients such as vitamins, minerals, and antioxidants. They contain beneficial compounds like quercetin, which have anti-inflammatory and immune-boosting properties. The simplicity and nutritional value of onions contribute to a high health rating.

Key ingredients 1

Onion

Good

Onions are a whole food rich in vitamins, minerals, and antioxidants. They contain compounds like quercetin that have anti-inflammatory and immune-boosting properties. Onions are minimally processed and provide dietary fiber, supporting digestive health.

Benefits

Onions are rich in antioxidants and compounds that may reduce inflammation and support heart health. They provide essential nutrients and dietary fiber, promoting overall well-being.

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Processing

Group 1 · Minimally processed

Unprocessed or Minimally Processed Foods

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