Soy Protein Isolate

Q: How many calories in oz of soy protein isolate?

About 95 calories, with roughly 25g of protein. oz weighs about 28.35g. Use the slider above for any other portion.

One food. Every number that matters.

335

cal per 100 g

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= 1.0 oz

Calories

Protein

25g

Carbs

Fat

Protein 92% Carbs 0% Fat 8%

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Soy Protein Isolate is basically 92% protein by calorie. Not many foods in the aisle read that clean.

Cottage cheese, skyr, and canned tuna hit the same range. Most things marketed as "high protein" land in the 30–45% band.

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Burn it off

What per 100 g costs.

Minutes for a 155 lb (70 kg) adult to burn 335 cal. Adjust down for lighter, up for heavier.

Walking

min · 3.5 mph

Cycling

min · easy pace

Jogging

min · 5 mph

Swimming

min · freestyle

Estimates from the Compendium of Physical Activities. Real burn depends on weight, intensity, and fitness.

Full nutrient panel · per 100 g

What else is in there.

From USDA FoodData Central (SR Legacy). %DV against the FDA 2,000-calorie reference.

Fiber0 g0%

Sugar0 g—

Saturated fat0.422 g2%

Cholesterol0 mg0%

Sodium1005 mg44%

Potassium81 mg2%

Calcium178 mg14%

Iron14.5 mg81%

Magnesium39 mg9%

Zinc4.03 mg37%

Vitamin C0 mg0%

Vitamin E0 mg0%

Vitamin A0 mcg0%

Vitamin D0 mcg0%

Vitamin B60.1 mg6%

Vitamin B120 mcg0%

Folate176 mcg44%

Niacin1.438 mg9%

Caffeine0 mg—

How it stacks

Compared to its neighbors.

per 100 g, as-served. Same portion, honest comparison.

Lentils

17 more calories per 100g · -64g protein.

Cal352 Protein24.6 g Fat1.1 g

Bacon

26 fewer calories per 100g · -77g protein.

Cal309 Protein11.7 g Fat29.5 g

Tofu

65 fewer calories per 100g · -69g protein.

Cal270 Protein18.8 g Fat20.2 g

Common questions

The stuff people actually ask.

How many calories in oz of soy protein isolate?

About 95 calories, with roughly 25g of protein. oz weighs about 28.35g. Use the slider above for any other portion.

Is soy protein isolate actually healthy, or is that marketing?

By the numbers on this page: high protein, low fat, near zero sugar. Hard to argue with.

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