17 Best Diet-Friendly Foods You Can Buy at Costco

Whether you're gluten-free, vegetarian, or following a specific meal plan like the keto diet, you'd be surprised how many foods at Costco fit your goals. Sure, the warehouse carries unhealthy snacks like Oreos and chips. But there are plenty of healthy options at Costco, too.

We've rounded up some of the best diet-friendly foods at Costco, from frozen breakfast sandwiches to snacks to oat milk. Availability may vary at your local warehouse, but you're sure to find plenty of healthy options in-store.

And for more shopping tips, don't miss The Best & Worst Produce Buys at Costco.

These keto-friendly frozen breakfast sandwiches hit Costco stores this month, to fans' delight. They're breakfast sandwiches without the bun, with egg patties where the bread would be. It's a protein-filled breakfast that will keep you going all morning long.

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These dried cheese bites are a great keto-friendly snack to have on hand. They work as salad toppers or by themselves as a crunchy, satisfying midday snack.

And while you're at the warehouse, check out these 15 Desserts You Can Buy at Costco.

This oat milk is great for at-home baristas who are following a gluten- or dairy-free diet. We've spotted multipacks of this oat milk at Costco if you want to stock up!

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Vegetarians, rejoice: You can buy frozen Beyond Meat burger patties at Costco. And non-vegetarians: We promise they taste like the real thing.

These are perfect for serving with those Beyond Burgers. These buns are packed with 25 grams of fiber, leaving just one net carb per serving.

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Packed with three types of nuts, pepitas, and cheese balls, this snack mix will satisfy all of your savory cravings.

These gluten-free fruit leathers are a great way to satisfy those sugar cravings while still getting some nutritional value.

And while you're shopping, stay away from The One Thing You Should Never Order at Costco's Food Court.

Another gluten-free option for fruit lovers, Bare chips are a great shelf-stable snack to have on hand.

This gluten-free dessert is one you can feel good about eating. There are only 100 calories per bar!

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If you're following the keto diet, Costco has a frozen treat for you, too. These bars have no added sugar and just two grams of net carbs.

These chickpea snacks are vegan and gluten-free. But they're just as delicious for omnivores, too.

Almond flour is key for making gluten-free or keto-friendly treats at home. And you can get it at a great price point from Costco.

It's OK to rely on frozen meals now and then. These gluten-free egg bites are low in calories, making for an easy breakfast when served alongside a piece of fruit.

Vegetarians who aren't into the Beyond Burger's taste can also find these traditional veggie burgers in the freezer section at Costco.

These gluten-free oatmeal cups make for an easy at-home breakfast. And a Costco-sized box will keep you going for a long time.

Many store-bought beef jerky options have a teriyaki flavor and a lot of added sugar. But these zero-sugar jerky pouches, new to Costco this month, have no added sugar and are keto-friendly. In addition to the classic flavor, there are also Sesame Garlic and Mustard BBQ options.

You can buy a two-pack of this MCT oil at Costco. Perfect for keto dieters, this oil is made with organic coconut medium-chain triglycerides to fuel you with healthy fats. New to this type of oil? Here are The Science-Backed Health Benefits of MCT Oil.

And for more foods to add to your shopping list, don't miss these 30 Cheap Costco Buys That Make the Membership Worth It.