Duchess potatoes
High GI
GL 15 per 100 g
- Contains some fiber
- High glycemic index and load
Duchess potatoes has a glycemic index of 75, lower than plain Potato (78).
Updated Jul 13, 2026 · Sources: Logi Nutrition Team (USDA-derived composition, AI-assisted) · Not medical advice · Report an error
Instead of this
- Steamed and mashed cauliflowerGL 1 per 100 g Cauliflower mash offers a dramatic reduction in glycemic impact, with a GI of 15 and GL of 1 compared to 75 and 15, respectively.
- GL 3 per 100 g Roasted celery root mash provides a much lower glycemic load of 3 and a GI of 35, making it a significantly steadier choice than Duchess potatoes.
Celeriac purée with olive oil and herbs - Pureed roasted butternut squashGL 6 per 100 g Mashed butternut squash is a nutrient-dense alternative with a lower GI of 51 and GL of 6, helping to moderate blood sugar response.
- Mashed swedeGL 7 per 100 g Mashed rutabaga is a lower-glycemic root vegetable option with a GL of 7, which is less than half the glycemic load of Duchess potatoes.
Forms of Potato
- GI 78 · GL 13.7 per 100 g
Potato - Purple potatoGI 45 · GL 9 per 100 g purple
- GI 58 · GL 10 per 100 g new
Baby potatoes - GI 65 · GL 10 per 100 g canned
Canned potatoes - Peeled potatoesGI 60 · GL 10 per 100 g peeled
- Potato with skinGI 60 · GL 10 per 100 g with skin
- Waxy potatoGI 58 · GL 10 per 100 g waxy
- +28 more
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Duchess potatoes is one of the 11,117 foods Logi scores when you photograph a meal — with the portion.
Nutrition Facts (per 100g)
per 100g
| Calories | 140 kcal |
| Carbohydrates | 20 g |
| Sugars (Total) | 1.2 g |
| Natural | 1.2 g |
| Added | 0 g |
| Fiber | 2 g |
| Soluble | 0.6 g |
| Insoluble | 1.4 g |
| Protein | 2.5 g |
| Fat | 5.5 g |
| Saturated | 3.2 g |
| Unsaturated | 2.3 g |
| Sodium | 320 mg |
Processing Level
Why this score?
- Contains some fiber
- Provides potassium
- High glycemic index and load
- Moderate processing level
- Contains saturated fat
Low-GI recipes on Logi Food Coach
Frequently Asked Questions
What is the glycemic index of Duchess potatoes?
Duchess potatoes has a glycemic index of 75 (High) and a glycemic load of 15 per 100 g.
Is Duchess potatoes good for people with insulin resistance?
Duchess potatoes has a high glycemic index (75) and raises blood sugar quickly. A lower-load alternative is Steamed and mashed cauliflower.
Which form of Potato has the lowest glycemic load?
Among the forms of Potato in this database, Purple potato has the lowest glycemic load (9 per 100 g).
Check Duchess potatoes in the Logi app, with your portion.
