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How many calories are in 18 mussels?

3 min read

According to USDA data, one medium cooked mussel has about 14 calories. Based on this, 18 mussels contain approximately 252 calories, making them a protein-rich, low-calorie addition to your diet.

Quick Summary

This guide provides a comprehensive breakdown of the caloric content and nutritional profile of a standard serving of 18 mussels, including factors affecting the final count.

Key Points

  • Approximate Calorie Count: 18 medium mussels contain around 252 calories when cooked simply, based on USDA data for one medium mussel.

  • Size and Preparation Matter: The final calorie count is affected by mussel size and cooking method; frying or adding heavy sauces will increase the total significantly.

  • Rich in Protein: Mussels are an excellent source of high-quality protein, providing all essential amino acids.

  • Packed with Nutrients: They are loaded with important vitamins and minerals, including iron, zinc, and a substantial amount of Vitamin B12.

  • High in Omega-3s: Mussels are rich in marine Omega-3 fatty acids, which are beneficial for heart and brain health.

  • Sustainable Food Source: Mussels are a highly sustainable and eco-friendly protein option, as they help filter water during their growth.

In This Article

Understanding the Caloric Count of 18 Mussels

Determining the exact calorie count for 18 mussels can vary depending on several factors, including the size of the mussels and how they are prepared. A reliable reference from the USDA suggests one medium cooked mussel contains approximately 14 calories. Using this figure as a baseline, a serving of 18 medium mussels amounts to roughly 252 calories. However, it is crucial to remember this is an estimate, as mussel sizes can differ significantly.

Factors Affecting Calorie Content

Several variables can influence the final calorie count of your mussel dish. The size of the mussels plays a major role; for instance, a large mussel can contain more calories than a medium one. The cooking method is another critical factor. Steaming or boiling mussels adds minimal calories, while frying them in oil or adding heavy, creamy sauces will significantly increase the total. Additionally, any butter, cheese, or bread served with the mussels must be factored into the overall caloric intake.

Nutritional Profile of Mussels

Beyond just calories, mussels offer a robust nutritional profile that makes them an excellent addition to a healthy diet. They are a powerhouse of protein and packed with essential vitamins and minerals. A 100-gram serving of cooked mussels can provide a significant portion of your daily recommended intake for iron and vitamin B12.

Key Nutritional Components:

  • High-Quality Protein: Mussels provide all the essential amino acids your body needs for muscle repair and immune function.
  • Omega-3 Fatty Acids: They contain marine omega-3s (EPA and DHA), which are beneficial for heart and brain health.
  • Iron: Mussels are an exceptional source of iron, which helps prevent anemia and boosts energy levels.
  • Vitamin B12: A 100g serving can provide more than the daily recommended intake, crucial for red blood cell production and nervous system health.
  • Zinc: Mussels are rich in zinc, supporting a strong immune system.

Comparing Mussels with Other Seafood

To put the calorie count of mussels into perspective, let's compare them with other popular seafood choices. This can help you make informed decisions when planning your meals.

Seafood Type (per 100g serving) Calories (kcal) Protein (g) Fat (g) Omega-3s (g)
Cooked Mussels ~150-172 ~12-24 ~3-4.5 Rich source
Farmed Atlantic Salmon ~208 ~21.6 ~15.2 High
Wild Trout ~148 ~22.3 ~5.8 High
Cooked Shrimp ~99 [2.1] ~24 [2.1] ~0.7 [2.1] Moderate [2.2]
Cooked Clams ~202 ~14 ~2.5 [2.3] Moderate [2.4]

Note: Nutritional values are approximate and can vary based on preparation and species.

How to Prepare Mussels for a Low-Calorie Meal

To keep your mussel meal light and healthy, focus on cooking methods that don't add extra fat and calories. Steaming is a classic and healthy option, often using white wine, garlic, and herbs for flavour. Moules Marinières is a popular recipe that, when prepared without heavy cream, remains relatively low in calories. A simple approach involves boiling the mussels in a seasoned broth with fresh vegetables. This method showcases the natural flavour of the mussels while keeping the dish nutritious. For an extra flavour boost without the added fat, you can use a splash of lemon juice and a sprinkle of fresh parsley.

A Sustainable and Nutrient-Dense Choice

Mussels are also a highly sustainable food source. They are filter feeders, which means they help purify the water in which they grow, contributing positively to the aquatic ecosystem. This makes them an environmentally friendly alternative to many other protein sources. Given their high nutritional value and eco-friendly farming practices, mussels represent a truly smart and sustainable dietary choice for those looking to eat healthily while minimizing their environmental footprint. For more on the environmental benefits of shellfish, you can visit the Aquaculture Stewardship Council website.

Conclusion: The Bottom Line on Mussels

In summary, 18 medium mussels contain approximately 252 calories when cooked simply, like steaming. This low-calorie count, combined with their rich content of high-quality protein, heart-healthy omega-3s, and essential minerals like iron and zinc, confirms mussels as a nutritious and beneficial food choice. By choosing mindful, low-fat cooking methods, you can enjoy this versatile and sustainable seafood without compromising your dietary goals. Whether you are counting calories or simply seeking a healthy protein source, mussels offer a delicious and well-rounded option.

Frequently Asked Questions

According to USDA data, one large mussel has approximately 17 calories.

Yes, mussels are a highly nutritious 'superfood' rich in protein, Omega-3 fatty acids, iron, and Vitamin B12, offering numerous health benefits.

Yes, simple methods like steaming or boiling add very few calories, while frying or using cream-based sauces can increase the calorie count significantly.

Mussels are an excellent source of high-quality, easily digestible protein, containing all the essential amino acids needed for muscle repair and growth.

A 100-gram serving of cooked mussels can contain between 150 and 172 calories, depending on preparation.

Yes, mussels are naturally very low in fat, making them an excellent choice for a low-fat, high-protein diet.

Mussels are generally lower in calories than clams and contain comparable amounts of protein, though the exact values can vary by species.

Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.