A 100 g serving of cooked shrimp (about 3 oz) provides roughly 100 calories and 24 g of protein, per USDA FoodData Central. Shrimp is very low in fat and a top lean protein. It’s also a source of iodine and selenium. Steam, grill, or sauté lightly; added butter or creamy sauces raise the calorie total quickly.

Key facts:

  • 100 g shrimp: ~100 kcal, ~24 g protein
  • Very low fat
  • Source of iodine + selenium
  • Light cooking keeps it lean