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How Many Calories in Silk Plain, Soymilk?

Nutrition data reviewed against USDA FoodData Central and Public Health England guidance by our editorial team. Last reviewed: 5 September 2026.

Fact-checked against original USDA source data by our editorial team.

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41
calories per 100g
100 calories per 1 cup (243g)
MORiSH high-protein snacks — try alongside
2.9gProtein
3.3gCarbs
1.6gFat
0.4gFibre

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⚖ Kitchen Scales

Quick reference — common serving sizes

AmountCaloriesProtein
1 oz (28g)12 kcal0.8g
100g41 kcal2.9g
1 cup100 kcal7.0g
grams
41kcal
2.9gprotein
3.3gcarbs
1.6gfat
0.4gfibre

A silk plain, soymilk contains 41 calories per 100g. A typical 1 cup (243g) provides about 100 calories. Silk Plain, Soymilk is low in calories. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.

Silk Plain, Soymilk Nutrition Facts

NutrientPer 100gPer serving (243g)
Calories41 kcal100 kcal
Protein2.9g7.0g
Carbohydrates3.3g8.0g
of which Sugars2.5g6.1g
Fat1.6g3.9g
of which Saturates0.2g0.5g
Fibre0.4g1.0g
Sodium49.0mg119mg
Potassium123.0mg299mg
Calcium123.0mg299mg
Iron0.4mg1.0mg
Vitamin C0.0mg0.0mg
Vitamin A0.0µg0µg
Selenium2.3µg6µg
Riboflavin (B2)0.2mg0.5mg

% of Daily Value (per 100g)

Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.

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Have a cat or dog? Check whether silk plain, soymilk is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. Use a meal prep container set to portion out silk plain, soymilk for the week. Tracking supplements too? Check drug and supplement interactions before combining anything new.

Good to know

Cooking method matters here too — boiling can leach some water-soluble vitamins into the cooking water, while steaming or roasting tends to retain more.

Does silk plain, soymilk fit your diet?

Low-carb / keto

Silk Plain, Soymilk contains 3.3g of carbohydrate per 100g, low enough to fit comfortably within most low-carb or ketogenic daily carb allowances — check the fat and protein split above against your specific macro targets.

Weight management

At 41 calories per 100g, silk plain, soymilk is calorie-light relative to its volume, which can help keep a meal within a calorie target without needing very small portions.

Frequently Asked Questions

How many calories in silk plain, soymilk per 100g?

Silk Plain, Soymilk contains 41 calories per 100g, based on USDA reference data.

Is silk plain, soymilk high in calories?

A 1 cup of silk plain, soymilk (243g) has around 100 calories — roughly 5% of a 2,000-calorie daily intake.

Is silk plain, soymilk good for weight loss?

At 41 calories per 100g, silk plain, soymilk is relatively low in calories and can fit well into a weight-loss diet. A 1 cup provides about 100 calories.

How much protein is in silk plain, soymilk?

Silk Plain, Soymilk contains 2.9g of protein per 100g.

Is silk plain, soymilk a good source of fibre?

Silk Plain, Soymilk is relatively low in fibre at 0.4g per 100g, so pairing it with fibre-rich sides (vegetables, whole grains, legumes) can help balance a meal.

How does silk plain, soymilk compare to brussels sprouts, frozen, unprepared?

Silk Plain, Soymilk has 41 calories per 100g, close to brussels sprouts, frozen, unprepared at 41 — 0 calories fewer per 100g. See the full macro breakdown above.

Is silk plain, soymilk keto-friendly?

Silk Plain, Soymilk contains 3.3g of carbohydrate per 100g, which fits comfortably within most ketogenic daily carb allowances — check it against your specific daily carb target.

How many servings of silk plain, soymilk for 20g of protein?

With 2.9g of protein per 100g, you'd need roughly 690g of silk plain, soymilk to reach 20g of protein

Foods with a similar calorie count

Other vegetables closest to silk plain, soymilk by calories per 100g:

FoodCaloriesProteinCarbsFat
Silk Plain, Soymilk (this page)41 kcal2.9g3.3g1.6g
Brussels Sprouts, Frozen, Unprepared41 kcal3.8g7.9g0.4g
Carrot41 kcal0.9g9.6g0.2g
Sweet Potato Leaves, Cooked, Steamed, without Salt41 kcal2.2g7.4g0.3g
Tomato Products, Canned, Sauce, with Onions41 kcal0.9g8.8g0.7g
Silk Vanilla, Soymilk41 kcal2.5g4.1g1.4g
Silk Plus For Bone Health, Soymilk41 kcal2.5g4.5g1.4g

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Last updated:

Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.