How much protein is in crab?

How much protein is in crab?


Crab is a popular seafood delicacy enjoyed by many around the world. It is not only tasty but also a good source of essential nutrients. One of the key nutrients found in crab is protein. In this article, we will explore how much protein is in crab and discuss its nutritional benefits.

Protein Content in Crab

Crab is known for its high protein content, making it a great choice for individuals looking to increase their protein intake. The protein content in crab varies depending on the type and preparation method. On average, a 3-ounce (85 grams) serving of cooked crab contains approximately 17 grams of protein. This accounts for about 34% of the recommended daily intake of protein for an average adult.

Protein Quality

Not only does crab contain a good amount of protein, but it also provides high-quality protein. Proteins are made up of amino acids, and some amino acids are considered essential as they cannot be produced by the body and must be obtained from the diet. Crab is a complete protein source, meaning it contains all the essential amino acids required by the body.

Benefits of Protein

Protein is essential for various bodily functions and offers several health benefits. Here are some of the key benefits of consuming an adequate amount of protein:

Muscle Growth and Repair: Protein plays a crucial role in building and repairing muscles. It provides the necessary amino acids for muscle tissue synthesis, making it important for athletes, bodybuilders, and individuals recovering from injuries.

Satiety and Weight Management: Protein-rich foods like crab can help promote feelings of fullness and reduce appetite, which may aid in weight management and prevent overeating.

Metabolism and Energy Production: Protein is involved in various metabolic processes, including the production of enzymes and hormones. It also contributes to energy production, especially when carbohydrates are limited.

Immune Function: Protein is essential for a healthy immune system. It helps in the production of antibodies and supports the body’s defense against infections and diseases.

Other Nutritional Benefits of Crab

In addition to protein, crab offers various other nutritional benefits. It is a good source of vitamins and minerals, including vitamin B12, selenium, and zinc. Vitamin B12 is important for nerve function and the production of red blood cells, while selenium and zinc have antioxidant properties and support immune function.

Crab is also low in fat and calories, making it a suitable choice for individuals following a balanced diet or trying to manage their weight. Moreover, it is a good source of omega-3 fatty acids, which are beneficial for heart health and brain function.


Crab is a delicious seafood option that provides a significant amount of protein. With approximately 17 grams of protein per 3-ounce serving, it can contribute to meeting your daily protein needs. Additionally, crab offers various other nutritional benefits, including vitamins, minerals, and omega-3 fatty acids. Incorporating crab into your diet can be a healthy and tasty way to boost your protein intake.


1. Mayo Clinic. (n.d.). Nutrition and healthy eating. Retrieved from
2. United States Department of Agriculture. (n.d.). National Nutrient Database for Standard Reference Legacy Release. Retrieved from