Protein is an essential nutrient that plays a crucial role in building and repairing tissues, as well as maintaining overall health. While many people rely on animal-based protein sources like meat, poultry, and fish, there are many surprising sources of protein that you may not have considered. Here are 10 surprising sources of protein:

1. Lentils – Lentils are a type of legume that are high in protein, with around 18 grams of protein per cooked cup. They are also a good source of fiber, iron, and other nutrients.

2. Edamame – Edamame are immature soybeans that are typically served steamed or boiled. They are a great source of plant-based protein, with around 17 grams of protein per cup.

3. Quinoa – Quinoa is a versatile grain that is gluten-free and high in protein, with around 8 grams of protein per cooked cup. It is also a good source of fiber, iron, and other nutrients.

4. Cottage cheese – Cottage cheese is a type of cheese that is low in fat and high in protein, with around 28 grams of protein per cup. It is also a good source of calcium and other nutrients.

5. Greek yogurt – Greek yogurt is a thicker, creamier version of regular yogurt that is high in protein, with around 23 grams of protein per cup. It is also a good source of calcium and other nutrients.

6. Hemp seeds – Hemp seeds are a type of seed that are high in protein and healthy fats, with around 10 grams of protein per 3 tablespoons. They are also a good source of fiber and other nutrients.

7. Seitan – Seitan is a meat substitute made from wheat gluten that is high in protein, with around 25 grams of protein per 3.5 ounces. It is also a good source of iron and other nutrients.

8. Peanut butter – Peanut butter is a popular spread that is high in protein, with around 8 grams of protein per 2 tablespoons. It is also a good source of healthy fats and other nutrients.

9. Spirulina – Spirulina is a type of blue-green algae that is high in protein, with around 4 grams of protein per tablespoon. It is also a good source of other nutrients like iron, calcium, and vitamins.

10. Pumpkin seeds – Pumpkin seeds are a type of seed that are high in protein and healthy fats, with around 5 grams of protein per ounce. They are also a good source of fiber, iron, and other nutrients.

In conclusion, while animal-based protein sources are often the go-to for many people, there are many surprising sources of protein available. By incorporating some of these plant-based sources into your diet, you can boost your protein intake and enjoy a variety of nutritious foods.