Is Sainsbury's French Fries ultra-processed?

900 g Frozen potato fries Sold in the United Kingdom and France

Pack of Sainsbury's French Fries

Yes, it's ultra-processed

  1. 1 Unprocessed
  2. 2 Kitchen staple
  3. 3 Processed
  4. 4 Ultra-processed

Signs of ultra-processing in its ingredients:

  • 3 ingredients
  • No additives
  • Nutri-Score A

Less processed frozen potato fries

Less processed isn't automatically healthier, so compare the labels for what matters to you, such as sugar or salt.

Ingredients

Ultra-processing Processing signs are highlighted

Potato 95%, Sunflower Oil (processing marker) 4.5%, Dextrose (ultra-processing marker)

As written on the pack

Potato (95%), Sunflower Oil (4.5%), Dextrose.

What makes it ultra-processed

Substances rarely used in home kitchens

Refined or extracted in factories, such as syrups made from starch or isolated proteins. The other hallmark of ultra-processed food.

  • Dextrose Dextrose is pure glucose crystallised from starch-derived syrup.
  • Glucose Glucose, usually listed as glucose syrup, is cheap, keeps products moist and stops sugar from crystallising.
1 ingredient that would only make it processed

Kitchen staples like sugar, salt and oil. On their own they make a food processed, not ultra-processed.

  • Vegetable oil Vegetable oils are pressed or extracted from seeds, nuts and fruits.

How the NOVA groups work

Among 32 frozen potato fries

From least to most processed, this one ranks 13th. 81% of the frozen potato fries here are ultra-processed.

Ranked by NOVA group, then by the number of ultra-processing signs, additives and ingredients. Our ordering, not part of NOVA.

All 32 frozen potato fries, least processed first

About this information

  • Data from this product on Open Food Facts (barcode 01802016, last edited 20 March 2026), available under the Open Database License. If something is wrong or the recipe has changed, you can correct it there.
  • Photo: Open Food Facts contributors, CC BY-SA 3.0.
  • The NOVA group is an automated estimate from crowdsourced data: a missing or mistyped ingredient can change it.
  • NOVA measures processing, not nutrition. For nutrition, Open Food Facts gives this product a Nutri-Score of A (from A, best, to E).
  • General information, not medical or dietary advice. Check the pack if you have an allergy.