Is it ultra-processed?
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Lettuces, from least to most processed

We track 22 lettuces, 41% of them ultra-processed. The least processed is Italian wild rocket.

What makes lettuces ultra-processed

The signs of ultra-processing found most often, and the share of lettuces that contain each:

Unprocessed or minimally processed (6)

  1. 1 Italian wild rocket Tesco 1
  2. 2 Romaine Hearts Tesco 1
  3. 3 Iceberg Lettuce Foxy · 1 Medium Head 1
  4. 4 Krispsallad Garant · 75 g 1
  5. 5 Finstrimlad isbergssallad Garant · 125 g 1
  6. 6 Bistro Salad 1

Processed food (7)

  1. 7 Pickled pink slaw Tesco · 140g 3
  2. 8 Chickpea spinach quinoa Waitrose 3
  3. 9 Quinoa & Green Pea Salad Waitrose · 165g 3
  4. 10 Feta Crumb & Lemon Quinoa Salad Waitrose · 220 g 3
  5. 11 Indian Spiced Bombay Potato Grain Bowl Pollen + Grace 3
  6. 12 Beetroot Apple & Pink Cabbage Slaw with a Yogurt Dressing M&S Food · 200g 3
  7. 13 Eat Your Greens Feta Salad Pea & Chilli Crush Tesco · 240 g 3

Ultra-processed food (9)

  1. 14 Broccoli & Kale Slaw Trader Joe's · 11 oz 4
  2. 15 Sweet Kale Chopped Salad Kit Twin Pack Eat Smart · 2x 14oz (397g) 4
  3. 16 Taste the difference giant couscous & feta salad Sainsbury's 4
  4. 17 Feta & Mixed Grains Salad Taste the Difference 4
  5. 18 Humous & Falafel Mezze Salad Pret A Manger 4
  6. 19 Mediterranean Crunch Chopped Kit Taylor Farms · 12 oz 4
  7. 20 Spicy Mexican Style Salad Bowl Asda 4
  8. 21 Organic Caesar Salad Kit Earthbound Farm 4
  9. 22 Southwest Chopped Salad Kit Member's Mark 4

Within each group, products with fewer signs of ultra-processing, additives and ingredients come first. This ordering is ours, for comparison; it is not part of NOVA.