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Pumpernickel Bread has a low glycemic index of 50 (typical range 45 to 56). A serving of 1 slice, regular (26 g) has a glycemic load of 5, which is low. Per 100 g it provides 250 calories, 8.7 g protein, 47.5 g carbohydrate (6.5 g fiber, 0.5 g sugars) and 3.1 g fat.

Serving used for glycemic load: 1 slice, regular (26 g).
| Nutrient | Per 100 g | Per serving |
|---|---|---|
| Calories | 250 kcal | 65 kcal |
| Protein | 8.7 g | 2.3 g |
| Carbohydrate | 47.5 g | 12.3 g |
| Fiber | 6.5 g | 1.7 g |
| Sugars | 0.5 g | 0.1 g |
| Fat | 3.1 g | 0.8 g |
| Saturated fat | 0.4 g | 0.1 g |
| Sodium | 596 mg | 155 mg |
| Potassium | 208 mg | 54 mg |
Other breads with a lower glycemic load per serving:
| Food | GI | GL / serving |
|---|---|---|
| Oat Bran Bread | 48 | 5 |
Pumpernickel Bread has a glycemic index of 50, which is low (low is 55 or under, high is 70 or over). The glycemic load of a 1 slice, regular (26 g) serving is 5, which is low.
Glycemic load is the better guide, because it accounts for portion size. A serving of pumpernickel bread has a glycemic load of 5 (low). Eating it with protein, fat or fiber slows absorption further. This is general information, not medical advice; people with diabetes should follow their clinician's guidance.
Pumpernickel Bread has 250 calories per 100 g, and about 65 calories in a 1 slice, regular (26 g) serving.
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Open the free web appGlycemic index: NutriOptio's reference table, compiled from the University of Sydney GI database and the international tables of glycemic index and glycemic load; the range reflects variation across studies, ripeness and preparation. Nutrition: USDA FoodData Central, SR Legacy, “Bread, pumpernickel” (FDC 174918). Glycemic load = GI × available carbohydrate (carbohydrate minus fiber) per serving ÷ 100. Nutri-Score computed with the 2017 general-food algorithm.
General information, not medical advice.
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