Cranberry juice glycemic index
Cranberry juice has a glycemic index of 59, which is medium. A 250 ml serving (1 glass) has a glycemic load of 20 (high).
Also known as: cranberry juice cocktail
- Serving250 ml
- Available carbs34 g
- Fiber0 g
- Sugars30 g
- Protein0 g
- Calories135 kcal
Serving: 1 glass.
What to know
Most cranberry juice is a "cocktail" sweetened with sugar or grape juice, and it tested medium GI. Unsweetened 100% cranberry juice is very tart and much lower in sugar.
Glycemic load by portion size
GI stays the same whatever you eat, but glycemic load scales with the amount: eating twice as much doubles the effect on blood sugar.
| Amount | Available carbs | Glycemic load | |
|---|---|---|---|
| 50 ml | 6.8 g | 4 | Low |
| 100 ml | 14 g | 8 | Low |
| 250 ml · 1 glass | 34 g | 20 | High |
| 500 ml · double serving | 68 g | 40 | High |
What the studies found
The value of 59 is the mean calculated by the authors of the International Tables of Glycemic Index (2021) across 3 studies.
Cranberry juice compared with other drinks
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Frequently asked questions
Is cranberry juice low glycemic?
No. With a GI of 59, cranberry juice is in the medium range (56 to 69). Low GI is 55 or less.
What is the glycemic load of cranberry juice?
A 250 ml serving (1 glass) has a glycemic load of 20, which is high. Glycemic load combines GI with the amount of carbohydrate in the portion: 10 or less is low, 11 to 19 medium and 20 or more high.
Can people with diabetes eat cranberry juice?
With a GI of 59 and a high glycemic load per serving, cranberry juice is best eaten in smaller portions alongside protein, fat or vegetables, or swapped for a lower-GI option. Everyone responds differently, so talk to your doctor or dietitian about your plan.
How many carbs are in cranberry juice?
A 250 ml serving has about 34 g of total carbohydrate, including 0 g of fiber, leaving 33.8 g of available carbohydrate (the part that raises blood sugar). Per 100 g: 13.5 g of carbohydrate.
Nutrition facts
| per 100 g | Serving (250 ml) | |
|---|---|---|
| Calories | 54 kcal | 135 kcal |
| Carbohydrates | 14 g | 34 g |
| Available carbs | 14 g | 34 g |
| Fiber | 0 g | 0 g |
| Sugars | 12 g | 30 g |
| Protein | 0 g | 0 g |
| Fat | 0.1 g | 0.3 g |
Source: USDA FoodData Central, Cranberry juice cocktail, bottled (SR Legacy, FDC 171903). Available carbohydrate = total carbohydrate minus fiber.
Sources: Atkinson FS, Brand-Miller JC, Foster-Powell K, Buyken AE, Goletzke J. International tables of glycemic index and glycemic load values 2021: a systematic review. Am J Clin Nutr. 2021;114(5):1625–1632. USDA FoodData Central. How we calculate each value: Methodology & sources.
Data last reviewed 2026-09-29.