Costcosells some of the most delicious foods on the planet in larger-than-life quantities.

However, bigger isn’t necessarily better, especially regarding nutrition.

For example, a large muffin is almost 700 calories!"

Costco

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Here are 15 foods that dieticians say you should avoid even if they are delicious.

“These are extremely high in sugar and calories (600+ calories per muffin)!”

Ultra-Processed Snacks & Packaged Foods: Costco Croissants

Another popular bakery item to stay away from?

Kirkland Signature Muffins

Costco

Costco Croissants, including the delicious new round, almond-flavored ones.

“They are high in refined carbs, butter, and calories,” says Collingwood.

“They are high in sugar, fat, and large portion sizes,” she says.

costco croissants

Costco

“High in unhealthy fats, sodium, and calories.

Sugary and artificial beverages.

One surprisingly higher calorie item is Kirkland Sweetened Almond Milk.

costco cherry topped cheesecake

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“It contains added sugar compared to unsweetened versions,” she says.

Sugary & Artificial Beverages: Arizona Green Tea

Arizona Green Tea is another secret offender.

Highly Processed Meats: Hot Dogs

The next category you should avoid, per Collingwood?

chips costco

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Highly processed meats, including Costco’s famous hot dogs.

“Often contains preservatives and added sodium.

The shelf life is LONG which means there are a lot of preservatives in there!”

Almond milk

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“Many have added nitrates and excess sodium.

Some are very high in fat (salami),” she explains.

“They are often high in sodium and processed cheese,” she says.

arizona green tea

Costco

Sweet treats, including Costco-sized chocolate and candy bags from M&Ms, Reese’s, and Ghirardelli.

“Encourages overconsumption due to large packaging,” she says.

While “marketed as hazelnut spread” it is “primarily sugar and palm oil,” says Collingwood.

Monster Energy Drink

Costco

“With such a large jar people tend to use a large amount.”

Candy & Sugary Treats: Costco Desserts

Finally, beware of Costco desserts, says Collingwood.

costco hot dogs

Costco

Kirkland Signature Fully-Cooked Bacon, Hickory Wood Smoked

Costco

costco kirkland turkey breast

Costco

Frozen & Pre-Packaged Meals: Frozen Pizzas

Costco

costco macaroni and cheese

Costco / Facebook

M&M’S Chocolate Candy

Costco

costco nutella

Costco

costco gourmet chocolate chunk cookies

Costco