Top 10 · Updated October 2026

Lowest-Calorie Peanut Bars

The 10 lightest peanut bars products on this list range from 140 to 396.7 kcal per 100 g. The peanut bars with the fewest calories per 100 g, so you can compare energy density at a glance. We checked 163 peanut bars with complete data.

  1. 1 Peanut butter chocolate

    Peanut butter chocolate

    Chex Mix
    140 kcal 10 g sugar 2 g protein 4 g fat

    Also: No additives

  2. 2 Sweet and salty granola bars peanut

    Sweet and salty granola bars peanut

    Nature Valley
    c NOVA 4 160 kcal 7 g sugar 3 g protein 8 g fat
  3. 3 Barre nâkd

    Barre nâkd

    Nakd · 3 x 45g
    c NOVA 4 189 kcal 26.8 g sugar 7.5 g protein 0 g fat

    Also: Palm oil free · Vegan · Vegetarian

  4. 4 Salted Peanut Butter Flavored Bar

    Salted Peanut Butter Flavored Bar

    David · 2.19 oz
    NOVA 4 242 kcal 0 g sugar 45.2 g protein 4 g fat

    Also: Palm oil free

  5. 5 Mazapan de Cacahuate

    Mazapan de Cacahuate

    senor Mazapan · 1x50
    b 250 kcal 16.6 g sugar 10 g protein 10 g fat
  6. 6 Sea Salt & Caramel High Fibre Fruit & Nut Bar

    Sea Salt & Caramel High Fibre Fruit & Nut Bar

    The Gut Stuff · 12 x 35g
    c NOVA 4 327 kcal 31.2 g sugar 7.2 g protein 12.1 g fat

    Also: Palm oil free · Vegan · Vegetarian

  7. 7 Peanut Butter High Fibre Fruit & Nut Bars

    Peanut Butter High Fibre Fruit & Nut Bars

    The Gut Stuff · 3 x 35g
    c NOVA 4 331 kcal 31.1 g sugar 8.3 g protein 12.3 g fat

    Also: Palm oil free · Vegan · Vegetarian

  8. 8 Peanut Butter High Fibre Fruit & Nut Bar

    Peanut Butter High Fibre Fruit & Nut Bar

    The Gut Stuff · 35g
    c NOVA 4 350 kcal 32.8 g sugar 8 g protein 12.5 g fat

    Also: Palm oil free · Vegan · Vegetarian

  9. 9 Barre cacahuètes au chocolat

    Barre cacahuètes au chocolat

    Qilibri · 216 g
    c NOVA 4 366 kcal 13.4 g sugar 28 g protein 16.3 g fat

    Also: Palm oil free

  10. 10 Peanut butter bars

    Peanut butter bars

    Graze · 4 x 30g
    c NOVA 4 397 kcal 10.3 g sugar 7.3 g protein 22.7 g fat

    Also: Vegan · Vegetarian

How we built this list

We ranked all published peanut bars on Foodmetria that have a photo and the required nutrition data, using values per 100 g from the product label. Ties are broken by Nutri-Score and by how often shoppers scan the product. Rankings update automatically as label data changes. Read our methodology.

More peanut bars rankings

Healthiest Peanut Bars by Nutri-ScoreHighest-Protein Peanut BarsLeast Processed Peanut BarsBest Low-Sugar Peanut Bars All peanut bars