Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Soybean vs Oyster Mushroom: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Soybean is generally healthier

Soybean comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has more protein (11g vs 3.3g), more fiber (2.5g vs 1.1g), less sodium (1mg vs 108mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Oyster Mushroom

33 kcal

More Protein

Soybean

11g

More Fiber

Soybean

2.5g

Less Sugar

Oyster Mushroom

0.4g

Visual Comparison

Caloriesper 100g
Soybean
95
Oyster Mushroom
33
Proteinper 100g
Soybean
11g
Oyster Mushroom
3.3g
Carbohydratesper 100g
Soybean
12g
Oyster Mushroom
6g
Fatper 100g
Soybean
5g
Oyster Mushroom
0.4g

Side-by-Side Nutrition Table

NutrientSoybeanOyster MushroomDifference
Calories95kcal33kcal+62.0kcal
Protein11g3.3g+7.7g
Carbohydrates12g6g+6.0g
Fat5g0.4g+4.6g
Fiber2.5g1.1g+1.4g
Sugar0.7g0.4g+0.3g
Sodium1mg108mg-107.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Soybean

Per 100g:95 calories
Per cup (150g):143 calories
Per serving (85g):81 calories

Oyster Mushroom

Per 100g:33 calories
Per cup (150g):50 calories
Per serving (85g):28 calories

Diet Compatibility

Soybean

Low-CalorieVeganVegetarianPaleoLow-Sodium

Oyster Mushroom

Low-CarbLow-CalorieVeganVegetarianPaleoLow-Sodium

When to Choose Soybean

  • Higher in protein (11g vs 3.3g)
  • More fiber (2.5g vs 1.1g)
  • Lower sodium (1mg vs 108mg)

Common Uses

SaladsStir-friesRoasted sidesSoups
View full Soybean nutrition →

When to Choose Oyster Mushroom

  • Lower in calories (33 vs 95)
  • Lower in carbs (6g vs 12g)
  • Less sugar (0.4g vs 0.7g)

Common Uses

SaladsStir-friesRoasted sidesSoups
View full Oyster Mushroom nutrition →

Soybean vs Oyster Mushroom: Nutritional Analysis

Soybean is more calorie-dense at 95 calories per 100g compared to 33 for Oyster Mushroom, a difference of 62 calories. On the protein front, Soybean delivers more with 11g per 100g versus 3.3g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Soybean and Oyster Mushroom tell different nutritional stories. Soybean provides 12g of carbohydrates, 5g of fat, and 2.5g of fiber per 100g, while Oyster Mushroom contains 6g carbs, 0.4g fat, and 1.1g fiber. The higher fiber content in Soybean supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Soybean contains 0.7g while Oyster Mushroom has 0.4g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Oyster Mushroom is the lower-calorie choice at 33 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Soybean provides more protein (11g/100g), supporting muscle repair and growth.
  • For sustained energy: Soybean offers more fiber (2.5g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Soybean or Oyster Mushroom?

Soybean has more calories with 95 kcal per 100g, compared to Oyster Mushroom with 33 kcal. That's a difference of 62 calories per 100g serving.

Is Soybean healthier than Oyster Mushroom?

Based on our nutritional analysis, Soybean is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Soybean has 95 calories, 11g protein, and 2.5g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Soybean and Oyster Mushroom?

Soybean has more protein with 11g per 100g, compared to Oyster Mushroom with 3.3g. Soybean provides 7.7g more protein per 100g serving.

Which is better for weight loss, Soybean or Oyster Mushroom?

For weight loss, Oyster Mushroom is the better choice with only 33 calories per 100g compared to 95 calories in Soybean. Soybean also offers 2.5g of fiber per 100g, which helps you feel fuller longer.

Does Soybean or Oyster Mushroom have fewer carbs?

Oyster Mushroom has fewer carbs with 6g per 100g, compared to Soybean with 12g. If you're following a low-carb diet, Oyster Mushroom is the better option with 6.0g fewer carbohydrates.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.