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Understanding What Beans and Peas Are High in Protein

4 min read

With approximately 29 grams of protein per cooked cup, soybeans offer a powerful plant-based protein punch. Understanding what beans and peas are high in protein can be a game-changer for anyone looking to boost their nutritional intake, whether following a vegetarian, vegan, or flexitarian diet.

Quick Summary

This article explores the most protein-dense beans and peas, highlighting their protein content per serving and other health benefits. It provides practical tips for incorporating these nutrient-packed legumes into daily meals to enhance overall nutrition.

Key Points

  • Soybeans and Lentils: Offer the highest protein density among common legumes, with soybeans providing a complete protein source.

  • Fiber and Satiety: The high fiber content in beans and peas promotes a feeling of fullness, which can aid in weight management.

  • Heart Health Benefits: Consuming legumes regularly is linked to lower cholesterol levels and a reduced risk of heart disease.

  • Nutrient-Rich: Beyond protein, beans and peas are packed with essential vitamins and minerals like iron, folate, magnesium, and potassium.

  • Versatile and Economical: These legumes are budget-friendly and can be incorporated into countless recipes, from soups and stews to salads and dips.

  • Reduce Discomfort: Proper cooking techniques, like soaking and rinsing, can reduce the compounds that cause gas and bloating.

In This Article

Beans and peas, members of the legume family, are nutritional powerhouses renowned for their high protein content, fiber, and essential minerals. They are an affordable and versatile way to enhance any diet, providing sustainable energy and contributing to overall health. For those building a balanced, plant-focused plate, identifying the varieties with the highest protein is crucial.

Top High-Protein Beans

Soybeans (including Edamame)

Soybeans are the undisputed champion of plant-based protein among beans. A single cooked cup delivers a substantial protein dose, making them a cornerstone for many vegetarian and vegan diets. Edamame, the immature soybean, is a popular snack that offers similar benefits.

  • Protein Content: About 29 grams of protein per cooked cup for mature soybeans. Edamame contains around 18.4 grams per cup.
  • Other Benefits: Soybeans are a complete protein, containing all nine essential amino acids, which is unique among legumes. They are also rich in fiber, iron, calcium, and magnesium.
  • Best Uses: Use soybeans to make tofu, tempeh, or soy milk. Edamame is excellent in salads, as a side dish, or simply steamed and salted for a quick snack.

Lentils

These tiny, disc-shaped legumes are a fantastic source of protein and cook relatively quickly, making them a convenient and budget-friendly option. Red, brown, and green varieties each offer slightly different textures and flavors.

  • Protein Content: Approximately 18 grams of protein per cooked cup.
  • Other Benefits: Lentils are rich in folate, iron, and fiber, and they can significantly lower LDL (bad) cholesterol levels.
  • Best Uses: Perfect for hearty soups, stews, curries, and as a ground meat substitute in tacos or bolognese sauces.

Split Peas

Often associated with soup, split peas (both green and yellow) are another high-protein pulse that softens beautifully when cooked. A cup provides a solid protein boost along with a wealth of fiber.

  • Protein Content: Around 16 grams of protein per cooked cup.
  • Other Benefits: High in fiber, split peas aid digestion and help manage blood sugar levels. They are also a good source of potassium and magnesium.
  • Best Uses: The classic split pea soup is a favorite, but they can also be used to make curries, dals, or even a savory hummus-style dip.

Chickpeas

Also known as garbanzo beans, chickpeas are incredibly versatile and beloved in many cuisines worldwide. Their nutty flavor and firm texture make them suitable for a wide array of dishes.

  • Protein Content: A cooked cup contains about 15 grams of protein.
  • Other Benefits: Chickpeas are a great source of fiber, iron, folate, and manganese. They are known for promoting feelings of fullness, which can assist with weight management.
  • Best Uses: Roast them for a crunchy snack, blend them into hummus, add them to salads, or incorporate them into curries and stews.

Black Beans

With their rich, earthy flavor, black beans are a staple in Latin American and Caribbean cooking. They are not only high in protein but also packed with antioxidants.

  • Protein Content: Approximately 15 grams of protein per cooked cup.
  • Other Benefits: Black beans are rich in fiber, folate, magnesium, and antioxidants that may help support heart health.
  • Best Uses: Ideal for burritos, tacos, salads, chili, and homemade black bean burgers.

Kidney Beans

Recognizable by their kidney shape and deep red color, these beans are a popular choice for their robust flavor and ability to absorb other seasonings.

  • Protein Content: Roughly 15 grams of protein per cooked cup.
  • Other Benefits: Kidney beans provide significant amounts of fiber, iron, folate, and copper.
  • Best Uses: They are a classic addition to chili, salads, and rice dishes.

Comparison of High-Protein Beans and Peas

Legume Protein (per cooked cup) Fiber (per cooked cup) Key Nutrients
Soybeans (mature) ~29 g ~6 g Iron, Calcium, Magnesium, Complete Protein
Lentils ~18 g ~16 g Folate, Iron, B Vitamins
Split Peas ~16 g ~16 g Potassium, Magnesium, Iron
Chickpeas ~15 g ~12.5 g Iron, Folate, Manganese
Black Beans ~15 g ~15 g Folate, Magnesium, Antioxidants
Kidney Beans ~15 g ~13 g Iron, Folate, Copper

How to Incorporate More Beans and Peas into Your Diet

  • Soups and Stews: Add lentils, chickpeas, or kidney beans to your favorite soup or stew recipe for added protein and thickness.
  • Salads: Toss cooked chickpeas, black beans, or edamame into salads for a satisfying protein boost and textural contrast.
  • Dips and Spreads: Blend chickpeas into hummus or use black beans to make a rich, flavorful dip.
  • Snacks: Enjoy steamed edamame or roasted, seasoned chickpeas as a healthy, protein-rich snack.
  • Meat Replacements: Mash black beans or lentils for use in vegetarian burgers, tacos, or chili. Tofu, made from soybeans, can also replace meat in stir-fries and other dishes.
  • Combining with Grains: Pair beans or peas with whole grains like brown rice to form a complete protein meal. A simple combination like black beans and rice is both nutritious and delicious.

Cooking Tips and Considerations

While canned beans are convenient, rinsing them thoroughly can remove excess sodium. Opting for low-sodium or no-salt-added canned varieties is also a good practice. Using dried beans, although requiring more preparation time with soaking and cooking, offers more control over the sodium content. To minimize the oligosaccharides that cause gas and bloating, soaking beans and discarding the soaking water before cooking is an effective method. Cooking in slightly alkaline water can also help.

Conclusion

For a nutritional diet rich in plant-based protein, incorporating a variety of high-protein beans and peas is an excellent strategy. From the dense protein profile of soybeans to the versatility of lentils and chickpeas, these legumes offer a wealth of health benefits, including supporting heart health, aiding digestion, and managing blood sugar. With so many options and simple ways to prepare them, adding these powerful foods to your meals is an accessible and effective way to boost your protein intake and overall well-being. By diversifying your legume consumption, you can enjoy a wide range of flavors and textures while benefiting from their robust nutritional profiles.

For more information on the health benefits of legumes, visit the American Heart Association's guide: The Benefits of Beans and Legumes.

Frequently Asked Questions

Among the most common legumes, mature soybeans offer the highest protein content, with nearly 29 grams per cooked cup. Edamame, the immature soybean, is also a high-protein option.

Most beans are not a complete protein on their own, as they lack sufficient amounts of certain amino acids. However, mature soybeans are an exception, containing all nine essential amino acids. To form a complete protein, combine other beans with whole grains like rice.

Proper cooking methods can help reduce intestinal discomfort. Soaking dried beans overnight and discarding the water before cooking, and rinsing canned beans, can reduce the oligosaccharides responsible for gas.

Canned and dried beans have similar nutritional value, but canned versions often have high sodium content. Choosing low-sodium or no-salt-added varieties and rinsing them thoroughly can minimize this.

Lentils and edamame are among the easiest to incorporate. Lentils cook quickly and don't require pre-soaking, while frozen, shelled edamame is ready to eat after a quick steam.

Yes, legumes can support weight management due to their high fiber and protein content, which promote satiety and help you feel fuller for longer. They also have a low glycemic index, which helps with blood sugar control.

Mature split peas offer a high protein content similar to many beans, around 16 grams per cooked cup. While fresh or green peas contain protein, it is in lower quantities compared to dried varieties.

Cooked beans and peas can be stored in an airtight container in the refrigerator for 3-5 days. They also freeze well, retaining their nutritional value and flavor for several months.

References

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Medical Disclaimer

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