Protein powder is great for post-workout recovery or just reaching your daily protein requirements. Include it in a shake, smoothie, or even mix it into pancake batter. Whether you’re trying to build muscle, lose weight, or just focus on your overall health, protein powder can help you achieve those goals. 

From whey protein — derived from cows’ milk — to plant-based protein, Costco has a great selection to choose from. These are the best Costco protein powders that you can grab in-store or online. 

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Related: 10 Best Protein Bars at Costco

7. MYPROTEIN Clear Whey Isolate

MYProtein Powder, Costco
Costco

One of the best Costco protein powders comes from MYPROTEIN. The whey isolate has 35 servings with 20 grams of protein in each. The sugar-free, 80-calorie protein powder is made with essential amino acids for your recovery. 

This clear whey variety gives it a fruity, lighter taste similar to juice, which is perfect for those who don’t always want creamy protein shakes. With this lemonade flavor, you can enjoy as is or spruce it up with strawberries, mint leaves, or even brewed tea. 

6. Further Food Grass-Fed Protein Powder

Further Food, Costco
Costco

Full of chocolatey goodness, Further Food Grass-Fed protein powder is the way to go. It has a premium blend of collagen peptides, mood-boosting reishi mushrooms, and dark chocolate for a decadent flavor. 

Not only is it packed with protein, but it helps support healthy skin, hair, and nails along with bone, joint, and gut health. It works with dairy-free, keto, paleo, and kosher diets. Costco supplies 56 servings of this sugar-free protein powder available online, which offers amazing value. Plus, in each serving, you’ll get 8 grams of protein at only 40 calories. 

5. Isopure Whey Protein Powder

Isopure Protein Powder, Costco
Costco

Isopure Whey Protein can be found in-store or online and is a Costco customer favorite thanks to the creamy vanilla flavoring. A Costco container contains around 50 servings and one scoop has 100 calories and a whopping 25 grams of protein. 

This product has zero carbs, fat, and sugar — plus, it’s gluten and lactose-free. Add the powder to pancakes for a hearty breakfast or use it in a smoothie. 

4. Vital Proteins Collagen Peptides 

Vital Protein Powder, Costco97
Costco97

Another fan favorite is Vital Proteins’ Collagen Peptides powder, specifically the unflavored formula, which can be found in-store or online. Enjoy this bovine-hide collagen in coffees, teas, or even oatmeal.

It gives you a boost to support healthy hair, skin, nails, and joints, and is made without gluten or dairy. With these bulk Costco containers, you’ll get 34 scoops at 70 calories and 18 grams of protein. 

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3. Ascent Whey Protein Blend

Ascent Protein Powder, Costco
Costco

Ascent is one of the best Costco protein powders among shoppers. Flavor options include vanilla bean, strawberry, and chocolate peanut butter. Ascent is perfect for creamy shakes or smoothies.

One package has around 55 servings, which is larger than regular supplement shops or grocery stores. One scoop offers 130 calories, 1 gram of fiber, and 25 grams of protein. 

2. Orgain Plant-Based Protein Powder

Orgain Protein Powder, Costco97
Costco97

The best Costco protein powder goes to Orgain Plant-Based powder. It’s a staple at the wholesaler with several flavors — some being seasonal like the pumpkin spice latte blend, for example. Normally, you have options like vanilla bean, chocolate fudge, peppermint hot cocoa, cafe latte, and even peanut butter cup. 

One container holds 24 servings and a serving size consists of 170 calories, 2 grams of fiber, and 21 grams of protein. Customers love that it’s plant-based with high-quality ingredients and flavoring that is unmatched. It’s perfect to mix with desserts or add to a smoothie. 

1. Optimum Nutrition Gold Standard

Optimum Nutrition Protein Powder, Costco97
Costco97

Optimum Nutrition is a familiar name in the protein powder industry and is also one of the best protein powders you can pick up at Costco. Customers highly recommend this product thanks to its quality, flavor, and bulk packaging. 

The Gold Standard whey protein comes in chocolate or vanilla and can be found in-store or online. Each package gets you 80 servings and one scoop provides 24 grams of protein. You can actually add this to your morning coffee, or mix it into your usual shakes or smoothies.

Bonus: Fairlife Protein Shakes

Costco Fair Life Protein Shakes
Costco

If protein powder isn’t your thing, but you’d still like to incorporate more protein into your diet, try Fairlife protein drinks, a great grab-and-go option. Made from fresh, Kosher dairy, these drinks pack 30 grams of protein and are super popular among Costco shoppers. In fact, Costcos around the country have trouble keeping them in stock. You can pick up an 18-pack from Costco in-store or online. Flavors include chocolate or vanilla, although chocolate is more common to see in-store.

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Do you have a favorite protein powder? Do you like these flavor options? Let us know in the comments your thoughts and recommendations! 

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