炸薯条热量与蛋白质（每100克）French fries: calories & protein per 100 g
数据Data: USDA FoodData Central #170698 (SR Legacy) — “Fast foods, potato, french fried in vegetable oil”. 图片Photo: Tony Webster from Minneapolis, Minnesota, United States, CC BY-SA 2.0 · 版权credits
炸薯条不同重量的热量French fries by weight
| 重量Amount | kcal | 蛋白质 gProtein g | 碳水 gCarbs g | 脂肪 gFat g |
|---|---|---|---|---|
| 50 g | 156 | 1.7 | 20.7 | 7.4 |
| 100 g | 312 | 3.4 | 41.4 | 14.7 |
| 150 g | 468 | 5.1 | 62.1 | 22.1 |
| 200 g | 624 | 6.8 | 82.8 | 29.4 |
零食和甜食宜少量。添加糖每天不超过 50 g，最好低于 25 g。 在本站 3 种零食甜食中，炸薯条的热量由低到高排第 1 位。
Keep snacks and sweets small. Added sugar ≤50 g/day, ideally under 25 g. Among the 3 snacks & sweets on this site, french fries 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 |
|---|---|---|---|
| 炸薯条French fries | 312 | 3.4 | 1.1 |
| 白砂糖White sugar | 387 | 0 | 0 |
| 黑巧克力（70–85%）Dark chocolate (70–85%) | 598 | 7.8 | 1.3 |
常见问题FAQ
100克炸薯条多少热量？How many calories in 100 g of french fries?
约 312 千卡（kcal），蛋白质 3.4 g、碳水化合物 41.4 g、脂肪 14.7 g（USDA FDC 170698）。
About 312 kcal, with 3.4 g protein, 41.4 g carbohydrate and 14.7 g fat (USDA FDC 170698).
炸薯条的蛋白质含量高吗？Is french fries high in protein?
每 100 kcal 约含 1.1 g 蛋白质，属于较低蛋白密度（本站以 ≥10 g/100 kcal 为高、5–10 为中等）。
It provides about 1.1 g protein per 100 kcal — low protein density (we call ≥10 g/100 kcal high, 5–10 moderate).
减脂期可以吃炸薯条吗？Can I eat french fries while losing weight?
可以，关键是份量和全天总热量。150 g 约 468 kcal，约占 1800 kcal 目标的 26%。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 g is about 468 kcal, roughly 26% of an 1,800 kcal target. Log it to see whether the meal stays in range.