豆浆（无糖）热量与蛋白质（每100毫升）Soy milk, unsweetened: calories & protein per 100 ml
数据Data: USDA FoodData Central #2705405 (FNDDS 2021-2023) — “Soy milk, unsweetened”. 图片Photo: LinasD (this version uploaded by SlimVirgin), CC BY-SA 3.0 · 版权credits
豆浆（无糖）不同重量的热量Soy milk, unsweetened by weight
| 重量Amount | kcal | 蛋白质 gProtein g | 碳水 gCarbs g | 脂肪 gFat g |
|---|---|---|---|---|
| 50 ml | 19 | 1.8 | 0.7 | 1.1 |
| 100 ml | 38 | 3.5 | 1.3 | 2.1 |
| 150 ml | 57 | 5.3 | 2 | 3.2 |
| 200 ml | 76 | 7 | 2.6 | 4.2 |
建议每天摄入相当于 300 ml 以上液态奶的奶制品；豆浆可作为大豆类食物的一部分。 在本站 7 种奶及豆奶中，豆浆（无糖）的热量由低到高排第 1 位。
Aim for dairy equal to at least 300 ml of milk a day; soy milk counts toward soy foods. Among the 7 dairy & soy milk on this site, soy milk, unsweetened ranks #1 from lowest to highest in calories.
与同类食物对比（每100克）Compared with similar foods (per 100 g)
| 食物Food | kcal | 蛋白质 gProtein g | 每100kcal蛋白质Protein /100 kcal |
|---|---|---|---|
| 豆浆（无糖）Soy milk, unsweetened | 38 | 3.5 | 9.2 |
| 低脂牛奶（2%）Reduced-fat milk (2%) | 50 | 3.3 | 6.6 |
| 希腊酸奶（脱脂）Greek yogurt, nonfat | 59 | 10.2 | 17.3 |
| 全脂牛奶Whole milk | 61 | 3.1 | 5.1 |
| 原味酸奶Plain yogurt (whole milk) | 61 | 3.5 | 5.7 |
常见问题FAQ
100毫升豆浆（无糖）多少热量？How many calories in 100 ml of soy milk, unsweetened?
约 38 千卡（kcal），蛋白质 3.5 g、碳水化合物 1.3 g、脂肪 2.1 g（USDA FDC 2705405）。
About 38 kcal, with 3.5 g protein, 1.3 g carbohydrate and 2.1 g fat (USDA FDC 2705405).
豆浆（无糖）的蛋白质含量高吗？Is soy milk, unsweetened high in protein?
每 100 kcal 约含 9.2 g 蛋白质，属于中等蛋白密度（本站以 ≥10 g/100 kcal 为高、5–10 为中等）。
It provides about 9.2 g protein per 100 kcal — moderate protein density (we call ≥10 g/100 kcal high, 5–10 moderate).
减脂期可以吃豆浆（无糖）吗？Can I eat soy milk, unsweetened while losing weight?
可以，关键是份量和全天总热量。150 ml 约 57 kcal，约占 1800 kcal 目标的 3%。把它记到对应餐次，看是否在该餐的建议范围内。
Yes — portion and daily total matter most. 150 ml is about 57 kcal, roughly 3% of an 1,800 kcal target. Log it to see whether the meal stays in range.