Portobello Mushroom 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?
Portobello Mushroom is generally healthier
Portobello Mushroom comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (22 vs 33), less sugar (0.1g vs 0.4g), less sodium (6mg vs 108mg)making it the better choice for most health goals.
Quick Summary
Fewer Calories
Portobello Mushroom
22 kcal
More Protein
Oyster Mushroom
3.3g
More Fiber
Oyster Mushroom
1.1g
Less Sugar
Portobello Mushroom
0.1g
Visual Comparison
Side-by-Side Nutrition Table
| Nutrient | Portobello Mushroom | Oyster Mushroom | Difference |
|---|---|---|---|
| Calories | 22kcal✓ | 33kcal | -11.0kcal |
| Protein | 3.2g | 3.3g✓ | -0.1g |
| Carbohydrates | 3.4g✓ | 6g | -2.6g |
| Fat | 0.3g✓ | 0.4g | -0.1g |
| Fiber | 1g | 1.1g✓ | -0.1g |
| Sugar | 0.1g✓ | 0.4g | -0.3g |
| Sodium | 6mg✓ | 108mg | -102.0mg |
Serving Size Comparison
All values above are per 100g. Here's how they compare in common serving sizes:
Portobello Mushroom
Oyster Mushroom
Diet Compatibility
Portobello Mushroom
Oyster Mushroom
When to Choose Portobello Mushroom
- ✓Lower in calories (22 vs 33)
- ✓Lower in carbs (3.4g vs 6g)
- ✓Less sugar (0.1g vs 0.4g)
- ✓Lower sodium (6mg vs 108mg)
Common Uses
When to Choose Oyster Mushroom
- ✓Higher in protein (3.3g vs 3.2g)
- ✓More fiber (1.1g vs 1g)
Common Uses
Portobello Mushroom vs Oyster Mushroom: Nutritional Analysis
Oyster Mushroom is more calorie-dense at 33 calories per 100g compared to 22 for Portobello Mushroom, a difference of 11 calories. On the protein front, Oyster Mushroom delivers more with 3.3g per 100g versus 3.2g, 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 Portobello Mushroom and Oyster Mushroom tell different nutritional stories. Portobello Mushroom provides 3.4g of carbohydrates, 0.3g of fat, and 1g of fiber per 100g, while Oyster Mushroom contains 6g carbs, 0.4g fat, and 1.1g fiber. The higher fiber content in Oyster Mushroom supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Portobello Mushroom contains 0.1g 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: Portobello Mushroom is the lower-calorie choice at 22 cal/100g, making it more suitable for calorie-controlled diets.
- For muscle building: Oyster Mushroom provides more protein (3.3g/100g), supporting muscle repair and growth.
- For sustained energy: Oyster Mushroom offers more fiber (1.1g/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, Portobello Mushroom or Oyster Mushroom?
Oyster Mushroom has more calories with 33 kcal per 100g, compared to Portobello Mushroom with 22 kcal. That's a difference of 11 calories per 100g serving.
Is Portobello Mushroom healthier than Oyster Mushroom?
Based on our nutritional analysis, Portobello Mushroom is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Portobello Mushroom has 22 calories, 3.2g protein, and 1g fiber per 100g. However, the best choice depends on your specific dietary goals.
What is the protein difference between Portobello Mushroom and Oyster Mushroom?
Oyster Mushroom has more protein with 3.3g per 100g, compared to Portobello Mushroom with 3.2g. Oyster Mushroom provides 0.1g more protein per 100g serving.
Which is better for weight loss, Portobello Mushroom or Oyster Mushroom?
For weight loss, Portobello Mushroom is the better choice with only 22 calories per 100g compared to 33 calories in Oyster Mushroom. Oyster Mushroom also offers 1.1g of fiber per 100g, which helps you feel fuller longer.
Does Portobello Mushroom or Oyster Mushroom have fewer carbs?
Portobello Mushroom has fewer carbs with 3.4g per 100g, compared to Oyster Mushroom with 6g. If you're following a low-carb diet, Portobello Mushroom is the better option with 2.6g fewer carbohydrates.
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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.