Costco GLP-1 Shopping List

Costco is one of the more underrated tools for someone on a GLP-1. You are eating less food in total, but each meal needs to do more nutritional work — which means high-quality protein, real produce, and pantry staples that turn into a meal in under ten minutes. That is exactly Costco's sweet spot.

The trick is to avoid the Costco trap, which is over-buying things you will not eat fast enough. A GLP-1 user does not need an eight-pack of bagels. You do need the rotisserie chicken, the Greek yogurt, the smoked salmon, and a freezer full of pre-portioned protein.

This list is field-tested. It is not every Costco item that could possibly be GLP-1-friendly — it is the ones that consistently earn their place in the fridge.

How to shop Costco on a GLP-1

Three principles. First, prioritize protein-per-dollar: lean ground turkey, rotisserie chicken, frozen shrimp, frozen salmon, eggs, Greek yogurt, and cottage cheese give you the most usable nutrition for the cash. Second, lean toward portionable formats: a 6-pack of single-serve yogurt is more useful than a giant tub if you forget about open dairy. Third, freezer-friendly always wins — proteins and produce you can portion and freeze are forgiving when your appetite is unpredictable.

Skip the bakery, the sample-driven impulse buys, and the giant snack boxes. They are how Costco gets you. The list below is what you came in for.

Proteins (the main reason to be here)

• Rotisserie chicken — the $4.99 workhorse. Shred and portion into 4 oz packs for the freezer. Three meals' worth of protein per bird.
• Kirkland organic boneless skinless chicken breasts — buy a 6-pack, freeze in twos.
• Kirkland frozen wild-caught salmon — individually vacuum-packed portions. Bake straight from frozen.
• Kirkland frozen raw shrimp (peeled, tail-on) — defrost in 5 minutes under cold water. Stir-fry, salad, lettuce wraps.
• 93/7 lean ground turkey or beef — split into 1-pound portions and freeze.
• Kirkland canned chunk light tuna or albacore (in water) — pantry staple for lazy days.
• Kirkland wild-caught canned salmon or smoked salmon — premium protein for low-effort meals.
• Atlantic farmed salmon (fresh) — buy when you'll cook within 48 hours.
• Costco's chicken sausage links — heat-and-serve, lower fat than pork sausage.

Dairy & cold case

• Fairlife Core Power 26g or 42g protein shakes — by the case. The single best lazy breakfast on a GLP-1.
• Kirkland Greek yogurt (plain, nonfat) — large tub or multi-pack.
• Good Culture cottage cheese (small tubs) — pre-portioned single servings are the move.
• Two-pound block of feta — adds protein and flavor to vegetables and grain bowls.
• Kirkland organic eggs (24-count) — your backbone breakfast.
• Babybel mini cheeses — single-serving protein snack.

Produce (buy what you'll actually eat)

• Bagged spinach or baby kale — wilts into eggs, soups, bowls. Buy small unless you eat it daily.
• Cherry tomatoes — long shelf life, easy salad add-in.
• English cucumbers (3-pack) — snack base, tuna boats, hydration food.
• Bell peppers (6-pack) — roast, stuff, slice raw.
• Costco-size avocados — protein? No. But useful fat and fiber.
• Pre-washed lettuce blends — only if you'll finish the bag.
• Berries (multi-pack) — yogurt topper, snack on their own.
• Frozen broccoli florets — sheet-pan staple, zero waste.

Pantry & freezer

• Kirkland extra-virgin olive oil — the one place to spend.
• Quest or Built protein bars (variety pack) — for the gym, the car, the day you forgot lunch.
• Kirkland organic chicken broth (cartons) — broth-based meals, soft scrambles in broth, hydration mug.
• Quinoa, farro, brown rice (bulk bags) — small portions per meal, last forever.
• Sliced almonds + raw walnuts — freezer-friendly to stay fresh.
• Kirkland organic peanut butter (no added sugar) — smoothies, apple dips.
• Roasted seaweed snacks (large pack) — salty, low-calorie, GLP-1-friendly volume.
• Dave's Killer Bread (Thin-Sliced) — half a slice with eggs goes farther than a thick slice.

What to skip at Costco

The bakery section, the giant muffin packs, the half-sheet cakes, the candy assortments — all designed for households that are not on appetite-suppressing medication. A 12-pack of croissants becomes freezer waste fast on a GLP-1. Same with the giant containers of hummus and dips you will not finish before they turn.

Be honest about pace. If a yogurt tub takes you three weeks to finish, switch to single-serve cups even though the per-ounce price is higher. Waste is the real expense.

Tips that make this easier

Common questions

Keep exploring

Browse all food guides or learn about side effects.