Drinks
Soy milk calories and nutrition
A cup of sweetened soy milk (244 g) has 129 calories, with 8.3 g of protein, 12.7 g of carbs and 5 g of fat. That is 53 calories per 100 g.
Sweetened soy milk. Data: USDA FoodData Central, “Soy milk, sweetened”. The main serving is sweetened soy milk. The type comparison uses separate sweetened and unsweetened USDA records at the same 244 g cup weight. Brands and fortification differ, so use a product label for a specific carton.
Serving size
1 cup · 244 g
129 calories
- Protein
- 8.3 g26% of calories · 17% DV
- Carbs
- 12.7 g39% of calories · 5% DV
- Fat
- 5 g35% of calories · 6% DV
- Fiber
- 0 g
- Sugars
- 11.1 g
- Saturated fat
- 0.7 g
- Sodium
- 80.5 mg
Soy milk dietary information
The USDA serving (244 g) has 129 calories, 8.3 g protein, 12.7 g carbs and 5 g fat. Sweetened soy milk. Sources ↓
Calories in soy milk by serving
| Serving | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| 1 cup244 g | 129 | 8.3 g | 12.7 g | 5 g |
| ½ cup122 g | 65 | 4.2 g | 6.4 g | 2.5 g |
| 1 fl oz30.5 g | 16 | 1 g | 1.6 g | 0.6 g |
| 100 g100 g | 53 | 3.4 g | 5.2 g | 2.1 g |
Serving weights are USDA’s household measures for this food.
Soy milk nutrition facts
Per 100 g, 53 calories: 26% from protein, 39% from carbs and 35% from fat.
| Nutrient | Per 100 g | Per serving1 cup · 244 g | % Daily Value |
|---|---|---|---|
| Calories | 53 | 129 | – |
| Total fat | 2.1 g | 5 g | 6% |
| Saturated fat | 0.3 g | 0.7 g | 4% |
| Cholesterol | 0 mg | 0 mg | 0% |
| Sodium | 33 mg | 80.5 mg | 4% |
| Total carbohydrate | 5.2 g | 12.7 g | 5% |
| Dietary fiber | 0 g | 0 g | 0% |
| Total sugars | 4.5 g | 11.1 g | – |
| Protein | 3.4 g | 8.3 g | 17% |
| Vitamin D | 0.7 µg | 1.7 µg | 9% |
| Calcium | 97 mg | 236.7 mg | 18% |
| Iron | 0.5 mg | 1.3 mg | 7% |
| Potassium | 152 mg | 370.9 mg | 8% |
| Vitamin A | 56 µg | 136.6 µg | 15% |
| Vitamin C | 0 mg | 0 mg | 0% |
% Daily Value is per serving (1 cup), using the FDA’s Daily Values. Calorie shares use 4 calories per gram of protein and carbs and 9 per gram of fat.
Calories by type
Types are compared at the same weight (244 g). Their household serving sizes may differ.
| Type | Per 244 g | Per 100 g | Proteinper 244 g | Fatper 244 g |
|---|---|---|---|---|
| Sweetened soy milk | 129 | 53 | 8.3 g | 5 g |
| Unsweetened soy milk | 93 | 38 | 8.7 g | 5.2 g |
How long to walk it off
Walking at 3 mph, a 150-lb adult burns about 3.2 calories a minute on top of what they would burn at rest. So a cup of sweetened soy milk (129 calories) takes about 41 minutes of walking, roughly 4,600 steps.
Compare calories by serving
A cup of sweetened soy milk has 129 calories, 20 fewer calories than a cup of whole cow’s milk (149 calories).
Related foods to explore
Soy milk questions
How do sweetened and unsweetened soy milk calories compare?
At the same 244 g cup weight, sweetened soy milk has 129 calories and unsweetened has 93 calories. These are generic USDA entries; check a carton label for a specific product.
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See how KaloCam works →Sources
- USDA FoodData Central, Survey (FNDDS 2021–2023): Soy milk, sweetened (FDC ID 2705404, Survey (FNDDS), published 2024-10-31).
- USDA FoodData Central, Survey (FNDDS 2021–2023): Soy milk, unsweetened (FDC ID 2705405, Survey (FNDDS), published 2024-10-31).
- USDA bulk records verified October 29, 2026; original archive retained locally.
- U.S. Food and Drug Administration. Daily Value on the Nutrition and Supplement Facts Labels.
- Walking time: the method of our walking calorie calculator (2024 Adult Compendium of Physical Activities; CADENCE-Adults for steps).
USDA bulk records verified .
Prepared by the KaloCam team · Updated