The lowest-sugar Smucker's spreads is Uncrustables smucker's peanut butter & grape at 1.69g of added sugar per serving (Tier C). The highest is Uncrustables pb choco sandwiches at 5g (Tier D). Across 5 products in this line, 40% land at 3g or less of added sugar per serving (Tier C or better) — average across the line is 3.4g per serving.
5 Smucker's spreads compared side-by-side. Average added sugar across this line is 3.4g per serving, with 40% at 3g or less (Tier C or better). Lowest-sugar pick: Uncrustables smucker's peanut butter & grape at 1.69g; highest is Uncrustables pb choco sandwiches at 5g.
Tier breakdown: 2 low sugar (Tier C, ≤3g added), 3 reduced sugar (Tier D).
| # | Product | Sugar Tier | Added Sugar | Total Sugar |
|---|---|---|---|---|
| 1 | Uncrustables smucker's peanut butter & grape | CLow Sugar | 1.69g | 7g |
| 2 | Uncrustables Peanut Butter Sandwich Soft Bread | CLow Sugar | 2g | 4g |
| 3 | ![]() |
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DReduced |
| 3.07g |
| — |
| 4 | Frozen uncrustables whole wheat peanut butter | DReduced | 5g | 7g |
| 5 | Uncrustables pb choco sandwiches | DReduced | 5g | 7g |