Soy milk, unsweetened: Nutrition Facts
Generic food Beverages
Soy milk, unsweetened contains 38 kcal per 100 g. A typical serving of 1 cup (244 g) provides about 93 kcal.
Roughly 50% of its calories come from fat, with 37% from protein and 13% from carbohydrates (estimated with general energy factors).
That is less energy than the typical item in plant-based milk on FoodFactly, where the median is 50 kcal per 100 g across 18 foods.
100 g provides 16% of the Daily Value for Vitamin B12 and 12% of the Daily Value for copper.
The data comes from the USDA Food and Nutrient Database for Dietary Studies (FNDDS), which calculates values from recipes of the ingredients.
Nutrition facts
| Nutrient | Amount per 100 g | % DV |
|---|---|---|
| Calories C | 38 kcal | |
| Total fat C | 2.1 g | 3% |
| Saturated fat C | 0.31 g | 2% |
| Cholesterol C | 0 mg | 0% |
| Sodium C | 34 mg | 1% |
| Total carbohydrates C | 1.3 g | 0.5% |
| Dietary fiber C | 0 g | 0% |
| Total sugars C | 0.56 g | |
| Protein C | 3.6 g | 7% |
| Vitamin A C | 58 µg | 6% |
| Vitamin C C | 0 mg | 0% |
| Vitamin D C | 0.7 µg | 4% |
| Vitamin E C | 0.16 mg | 1% |
| Vitamin K C | 3 µg | 3% |
| Thiamin (B1) C | 0.063 mg | 5% |
| Riboflavin (B2) C | 0.084 mg | 6% |
| Niacin (B3) C | 0.24 mg | 1% |
| Vitamin B6 C | 0.055 mg | 3% |
| Folate (B9) C | 20 µg | 5% |
| Vitamin B12 C | 0.39 µg | 16% |
| Choline C | 23.6 mg | 4% |
| Calcium C | 101 mg | 8% |
| Iron C | 0.54 mg | 3% |
| Magnesium C | 22 mg | 5% |
| Phosphorus C | 69 mg | 6% |
| Potassium C | 158 mg | 3% |
| Zinc C | 0.31 mg | 3% |
| Copper C | 0.11 mg | 12% |
| Selenium C | 1.9 µg | 3% |
% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.
Nutritional breakdown
- Protein 37%
- Carbohydrates 13%
- Fat 50%
Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).
Vitamins and minerals, % Daily Value per 100 g
Nutritional insights
- Protein3.6 gin the top quarter of plant-based milk (median 1.2 g)
- Fiber0 gin the lowest quarter of plant-based milk (median 0.1 g)
- Sugars0.56 gin the lowest quarter of plant-based milk (median 4.7 g)
- Fat2.1 gin the top quarter of plant-based milk (median 1.7 g)
- Saturated fat0.31 gabove the median for plant-based milk (median 0.24 g)
- Sodium34 mgin the lowest quarter of plant-based milk (median 53.5 mg)
- Protein per 100 kcal9.3 gprotein density, useful for comparing foods with different calorie levels
- Water92.4 gwater per 100 g, which largely explains differences between raw, cooked and dried forms
Full nutrient profile
Fats and cholesterol (2)
| Monounsaturated fat C | 0.42 g |
|---|---|
| Polyunsaturated fat C | 1.2 g |
Individual fatty acids (19)
| EPA (omega-3, 20:5 n-3) C | 0 g |
|---|---|
| DHA (omega-3, 22:6 n-3) C | 0 g |
| Linoleic acid (omega-6, 18:2) C | 0.99 g |
| SFA 4:0 C | 0 g |
| SFA 6:0 C | 0 g |
| SFA 8:0 C | 0 g |
| SFA 10:0 C | 0 g |
| SFA 12:0 C | 0 g |
| SFA 14:0 C | 0.004 g |
| SFA 16:0 C | 0.22 g |
| SFA 18:0 C | 0.073 g |
| MUFA 18:1 C | 0.41 g |
| PUFA 18:3 C | 0.17 g |
| PUFA 20:4 C | 0 g |
| MUFA 16:1 C | 0.002 g |
| PUFA 18:4 C | 0 g |
| MUFA 20:1 C | 0.005 g |
| MUFA 22:1 C | 0 g |
| PUFA 22:5 n-3 (DPA) C | 0 g |
Carotenoids (6)
| Beta-carotene C | 0 µg |
|---|---|
| Lycopene C | 0 µg |
| Lutein + zeaxanthin C | 8 µg |
| Retinol C | 58 µg |
| Carotene, alpha C | 0 µg |
| Cryptoxanthin, beta C | 0 µg |
Other components (8)
| Water C | 92.4 g |
|---|---|
| Alcohol C | 0 g |
| Caffeine C | 0 mg |
| Theobromine C | 0 mg |
| Folic acid C | 0 µg |
| Folate, food C | 20 µg |
| Vitamin E, added C | 0 mg |
| Vitamin B-12, added C | 0.39 µg |
Other forms of Soy milk
Raw, cooked, dried and processed versions are separate records with their own measured values.
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Soy milk, unsweetened, plain, shelf stable | 39 | 3.6 g | 1.3 g | 2.1 g |
| Soy milk, sweetened, plain, refrigerated | 41 | 2.8 g | 3 g | 2 g |
| Soy milk, sweetened | 53 | 3.4 g | 5.2 g | 2.1 g |
| Soy milk, chocolate | 64 | 3.4 g | 8.3 g | 2 g |
Per 100 g. Calories in kcal. n/a: not reported by the source.
Foods with a similar nutritional profile
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Nutritional drink or shake, ready-to-drink, light (Muscle Milk) | 38 | 4.8 g | 2.1 g | 1.2 g |
| Almond milk, unsweetened | 15 | 0.4 g | 1.3 g | 0.96 g |
| Beverages, CYTOSPORT, Muscle Milk, ready-to-drink | 52 | 5.9 g | 2.3 g | 2.2 g |
| Nutritional drink or shake, ready-to-drink (Muscle Milk) | 52 | 5.9 g | 2.3 g | 2.2 g |
| Beer, regular | 43 | 0.46 g | 3.6 g | 0 g |
| Coffee, Cappuccino | 27 | 1.7 g | 2.8 g | 0.99 g |
| Coffee, Iced Latte | 27 | 1.8 g | 2.8 g | 1 g |
| Coffee, Cappuccino, decaffeinated | 27 | 1.7 g | 2.8 g | 0.99 g |
Per 100 g. Calories in kcal. n/a: not reported by the source.
Frequently asked questions
How many calories are in soy milk?
100 g of soy milk has 38 kcal. 1 cup (244 g): about 93 kcal. Guideline amount per fl oz of beverage (2.5 g): about 1 kcal. 1 fl oz (30.5 g): about 12 kcal.
How much protein is in soy milk?
Soy milk contains 3.6 g of protein per 100 g (7% of the 50 g Daily Value), or 8.7 g in 1 cup (244 g). About 37% of its calories come from protein. Compared with other plant-based milk, that is among the highest quarter (median 1.2 g).
How many carbs are in soy milk?
Soy milk has 1.3 g of total carbohydrates per 100 g, including 0 g of fiber and 0.56 g of sugars.
How much fat is in soy milk?
Soy milk contains 2.1 g of fat per 100 g, of which 0.31 g is saturated (2% of the Daily Value).
What vitamins and minerals does soy milk contain?
Per 100 g, the most notable amounts relative to the Daily Value are Vitamin B12 (16% DV) and copper (12% DV). The full list is in the vitamins and minerals table above.
How much sodium is in soy milk?
100 g contains 34 mg of sodium, 1% of the 2,300 mg Daily Value.
Where does this nutrition data come from?
From USDA FoodData Central: FNDDS (Survey), record dated October 31, 2024. FoodFactly last checked it on November 6, 2026. Each value above shows whether it was measured, calculated or taken from a label.
Source of the nutrition information
- USDA FoodData Central: FNDDS (Survey), record 2705405. License: CC0 1.0 (U.S. public domain). Source record dated October 31, 2024. Imported November 6, 2026.
Last updated: . Data quality score: 100/100 (how it is calculated).
General nutrition information, not medical advice. Individual needs differ; see our disclaimer.