Is Onion One of Your 5 A Day?

Yes — onion does count as one of your 5 a day.
Like other vegetables, onions contribute towards your daily fruit and vegetable intake, whether they’re eaten raw or cooked.

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Recommended Products — Growing Onions (Sets, Seeds & Kitchen Essentials)

Onions are easy to grow and incredibly versatile — whether you’re starting from sets, seeds, or preparing them in the kitchen.

Onion Sets (Spring & Autumn Planting)
Small, immature onion bulbs that are quick and reliable to grow — ideal for beginners and perfect for planting straight into the ground or containers.
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Onion Seeds (Wide Variety Choice)
Great if you want more variety or larger crops — seeds are cost-effective and ideal for sowing under cover early in the season.
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Onion Growing Pots / Onion Pots
Specially designed containers with side openings that allow you to harvest onions as they grow — perfect for patios, balconies, and small gardens.
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Onion Slicer / Chopper
A handy kitchen tool for quickly and evenly slicing onions — saves time and reduces eye irritation when cooking.
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Vegetable Compost for Onions
Free-draining compost that supports strong root growth and healthy bulb formation — suitable for beds, raised beds, and containers.
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This guide explains how onions fit into the UK 5-a-day scheme and how much you need to eat for it to count.


🧅 Do Onions Count Towards 5 A Day?

Yes. All types of onions count, including:

  • White onions
  • Red onions
  • Brown/yellow onions
  • Spring onions
  • Shallots

They count whether they are:

  • Raw
  • Cooked
  • Roasted
  • Fried (though added fat affects healthiness, not the count)

🥗 How Much Onion Counts as One Portion?

A portion is roughly:

  • 80g of onion
  • About one medium onion
  • Around ½ cup chopped onion

Once you’ve eaten this amount, you’ve earned 1 portion of your 5 a day.


🍳 Do Cooked Onions Still Count?

Yes. Cooked onions still count towards your 5 a day.

Cooking can reduce some vitamins, but the fibre and many beneficial plant compounds remain. Whether onions are:

  • Fried
  • Sautéed
  • Roasted
  • Added to sauces or stews

they still contribute to your daily total.


🌱 Do Onion Products Count?

Some do, some don’t:

Count:

  • Fresh onions
  • Cooked onions
  • Frozen onions

Do NOT count:

  • Onion granules or powder (too concentrated, not whole veg)
  • Pickled onions in vinegar (too much salt, small portions)

🧠 Health Benefits of Including Onions

Onions are:

  • Low in calories
  • High in fibre
  • Rich in antioxidants
  • Support heart and gut health

Eating them regularly helps boost vegetable intake easily, as they’re used in so many meals.


🧮 Can You Count Onions More Than Once?

No.
Even if you eat a lot of onion in one meal, it still only counts as one portion. Variety is key — different fruits and vegetables provide different nutrients.


🌿 Easy Ways to Use Onions for 5 A Day

  • Add onions to soups and stews
  • Use raw red onion in salads
  • Add extra onion to curries and sauces
  • Mix onions into roasted vegetables

They’re one of the easiest vegetables to include daily.


🌿 Final Thoughts

Onions absolutely count as one of your 5 a day. One medium onion provides a full portion, whether eaten raw or cooked. While they shouldn’t be your only vegetable, they’re a simple, affordable way to help reach your daily target.

Using onions regularly makes hitting 5 a day much easier.


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