Shrimp is a lean protein with more nutrients than most people realize

Shrimp delivers protein in a low-calorie package—about 24 grams of protein and 99 calories per 3-ounce cooked serving. It also contains selenium, a mineral that supports thyroid function and acts as an antioxidant; B12, which your body needs for nerve function and red blood cell formation; and choline, which plays a role in brain health and muscle control. The omega-3 fatty acids in shrimp are lower than in fatty fish like salmon, but they are still present and contribute to heart and brain support.

Shrimp is also naturally low in mercury compared to larger fish, making it a safer choice if you eat seafood regularly. It cooks quickly, takes on flavors easily, and works in everything from stir-fries to salads to pasta, which makes it practical for weeknight meals. The main trade-off is that shrimp is higher in cholesterol than most other proteins, though research suggests dietary cholesterol has less impact on blood cholesterol than saturated fat does—still worth knowing if your doctor has flagged cholesterol as a concern.

Key Takeaways

  • A 3-ounce serving of cooked shrimp contains 24 grams of protein, selenium, B12, and choline, with only 99 calories.
  • Shrimp is naturally low in mercury and safe to eat regularly, unlike larger predatory fish.
  • Frozen shrimp is just as nutritious as fresh and often cheaper; thaw it in the refrigerator overnight or under cold running water.
  • Wild-caught and farmed shrimp differ in sourcing and environmental impact, but both are safe to eat when sourced from regulated suppliers.
  • Shrimp cooks in 2 to 3 minutes and works in dozens of dishes, making it one of the fastest proteins to prepare.

How to choose shrimp at the store or market

Shrimp is sold fresh, frozen, or thawed at the counter. Frozen shrimp is often the better choice: it is flash-frozen when ready after harvest, which locks in nutrients and flavor, and it costs less than fresh. Thaw it overnight in the refrigerator or under cold running water for 15 to 20 minutes before cooking. If you buy fresh shrimp, use it the same day or the next day—it spoils quickly.

Look for shrimp labeled "wild-caught" or "farmed." Wild-caught shrimp comes from the ocean and is often more expensive; farmed shrimp is raised in ponds or tanks and is usually cheaper. Both are regulated for safety in the United States. Farmed shrimp from Asia has faced criticism over environmental practices, but shrimp farmed in the United States or other developed countries typically follows stricter standards. If environmental impact matters to you, look for certifications like the Aquaculture Stewardship Council (ASC) label on the package.

Shrimp is graded by size and sold by count per pound—"16/20" means 16 to 20 shrimp per pound, so each one is larger. Smaller shrimp (like 31/40 count) cook faster and cost less; larger ones (like 8/12 count) are meatier and easier to peel. For most home cooking, medium shrimp (21/25 or 26/30 count) strike a balance between price and ease of use.

Preparing and cooking shrimp at home

Shrimp cooks so fast that timing is the main skill to master. Overcooked shrimp becomes rubbery; properly cooked shrimp is firm but tender. Boil shrimp in salted water for 2 to 3 minutes until the flesh turns opaque and the tail curls. Pan-sear it in a hot skillet with oil for 1 to 2 minutes per side. Bake it at 400°F for 8 to 10 minutes. The exact time depends on size—larger shrimp takes longer than smaller ones.

Peeling and deveining (removing the dark vein along the back) takes a few minutes but is optional. The vein is not harmful; it is the shrimp's digestive tract. Many people remove it for texture or appearance. You can buy pre-peeled, pre-deveined shrimp to skip this step, though it costs more. If you peel it yourself, use a small sharp knife or a shrimp peeler tool, which costs a few dollars and makes the job faster.

Season shrimp straightforward—salt, pepper, and lemon work well—or use it in curries, pasta, tacos, grain bowls, or soups. Because it cooks so quickly, add it near the end of cooking so it does not overcook while other ingredients finish.

Storage and shelf life

Frozen shrimp keeps for 3 to 4 months in a standard freezer at 0°F or below. Once thawed, use it within 1 to 2 days. Fresh shrimp should be used the day you buy it or the next day at the latest; store it on ice in the coldest part of your refrigerator. Cooked shrimp keeps for 3 to 4 days in an airtight container in the refrigerator.

If you thaw shrimp and decide not to use it, do not refreeze it raw. You can cook it first and then freeze the cooked shrimp for up to 3 months, which is a practical way to avoid waste if your plans change.

Shrimp and common health concerns

Shrimp allergies are real and can be serious. If you have a shellfish allergy, shrimp is off-limits. If you have never eaten shrimp and suspect you might be allergic, introduce it in a small amount at home where you can monitor your reaction.

Shrimp is high in cholesterol—about 166 mg per 3-ounce serving—but low in saturated fat. For most people, dietary cholesterol has less effect on blood cholesterol than saturated fat or trans fat does. If your doctor has told you to limit cholesterol, shrimp is still worth discussing with them; it may fit into your diet depending on your overall intake and health profile.

Shrimp is also higher in sodium than many other proteins, especially if it has been treated with sodium phosphate (a common preservative in farmed shrimp). If you are watching sodium intake, rinse frozen shrimp under cold water before cooking, which removes some of the added salt. Check the nutrition label on the package to see how much sodium is listed per serving.

Cost and value compared to other proteins

Shrimp prices vary by season, size, and whether it is wild or farmed. Frozen medium shrimp typically costs $8 to $15 per pound, while larger or wild-caught shrimp can run $15 to $25 per pound. Fresh shrimp at the counter is usually more expensive. Compared to chicken breast (often $2 to $4 per pound) or ground beef ($4 to $8 per pound), shrimp is pricier, but a little goes a long way because it is so protein-dense and cooks quickly.

Buying frozen shrimp in bulk from warehouse stores or online can lower the per-pound cost. Smaller shrimp also costs less than larger sizes. If budget is tight, shrimp works well as an occasional protein or mixed into dishes with other ingredients rather than as the sole protein on the plate.

Frequently Asked Questions

Is frozen shrimp as good as fresh?

Yes. Shrimp is frozen when ready after harvest, which preserves nutrients and flavor. Fresh shrimp at the store is often older than frozen shrimp because it has been transported and stored without freezing. Frozen is usually cheaper and lasts longer, making it the practical choice for most home cooks.

Do I have to remove the vein from shrimp?

No. The vein is the digestive tract and is not harmful to eat. Many people remove it for appearance or texture preference, but it is optional. Buying pre-deveined shrimp saves time if you prefer not to do it yourself.

Can I eat shrimp if I have high cholesterol?

Talk to your doctor. Shrimp is high in dietary cholesterol but low in saturated fat. Research shows saturated fat has more impact on blood cholesterol than dietary cholesterol does. Your doctor can tell you whether shrimp fits into your specific diet.

How long does cooked shrimp last in the refrigerator?

Cooked shrimp keeps for 3 to 4 days in an airtight container. Store it in the coldest part of your refrigerator. If you want to keep it longer, freeze cooked shrimp for up to 3 months.

What is the fastest way to cook shrimp?

Pan-searing is fastest—heat oil in a skillet over medium-high heat and cook shrimp 1 to 2 minutes per side. Boiling in salted water takes 2 to 3 minutes. Both methods are done in under 5 minutes total, making shrimp one of the quickest proteins to prepare.