The lowest-sugar Nature Valley bars is Peanut Butter Dark Chocolate Chewy Bar at 2g of added sugar per serving (Tier C). The highest is Oats 'N Dark Chocolate Granola Bars at 12g (Tier E). Across 12 products in this line, 20% land at 3g or less of added sugar per serving (Tier C or better) — average across the line is 6.3g per serving.
| Variety | Added sugar (g/serving) | Total sugar (g) | Tier |
|---|---|---|---|
| Peanut Butter Dark Chocolate Chewy Bar | 2g | 7g | C |
| Barrette Proteiche al Caramello Salato | 2.26g | 6.32g | C |
| Peanut free chewy granola bar (s’mores) | 5g | 6g | D |
| Protein Chewy Bars | 5g | 7g | D |
| Salted Caramel Nut Chewy Bar | 5g | 6g | D |
| Trail Mix Chewy Granola Bars | 5g | 7g | D |
| Dark Chocolate Cherry | 7g | 8g | E |
| Nature Valley Almond Butter Chocolate Layered Granola Nut Bar | 8.02g | 8g | E |
| Maple Brown Sugar Granola Bars | 12g | 12g | E |
| Oats 'N Dark Chocolate Granola Bars | 12g | 12g | E |
| Double Chocolate Flavour Granola Bars | — | 4g | D |
| Protein bar peanut and chocolate | — | 6.88g | E |
12 Nature Valley bars compared side-by-side. Average added sugar across this line is 6.3g per serving, with 20% at 3g or less (Tier C or better). Lowest-sugar pick: Peanut Butter Dark Chocolate Chewy Bar at 2g; highest is Oats 'N Dark Chocolate Granola Bars at 12g.
Tier breakdown: 2 low sugar (Tier C, ≤3g added), 5 reduced sugar (Tier D), 5 not recommended (Tier E).
| # | Product | Sugar Tier | Added Sugar | Total Sugar |
|---|---|---|---|---|
| 1 | Peanut Butter Dark Chocolate Chewy Bar | Low sugar· C | 2g | 7g |
| 2 | Barrette Proteiche al Caramello Salato | Low sugar· C | 2.26g | 6.32g |
| 3 | ![]() |
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Reduced· D |
| — |
| 4g |
| 4 | Peanut free chewy granola bar (s’mores) | Reduced· D | 5g | 6g |
| 5 | Protein Chewy Bars | Reduced· D | 5g | 7g |
| 6 | Salted Caramel Nut Chewy Bar | Reduced· D | 5g | 6g |
| 7 | Trail Mix Chewy Granola Bars | Reduced· D | 5g | 7g |
| 8 | Protein bar peanut and chocolate | Not recommended· E | — | 6.88g |
| 9 | Dark Chocolate Cherry | Not recommended· E | 7g | 8g |
| 10 | Nature Valley Almond Butter Chocolate Layered Granola Nut Bar | Not recommended· E | 8.02g | 8g |
| 11 | Maple Brown Sugar Granola Bars | Not recommended· E | 12g | 12g |
| 12 | Oats 'N Dark Chocolate Granola Bars | Not recommended· E | 12g | 12g |