Optimum Nutrition
Gold Standard 100% Whey
The world's most iconic whey protein.
- Protein
- Protein 24 g
- BCAAs
- BCAAs 5.5 g
Photo from a current eBay listing. Packaging may vary by seller and region.
Pure ProteinProtein Bar
A classic 20 g protein bar, labeled gluten free.
- Protein
- 20–21 g
- Calories
- 180–200
- Size
- 50 g
Per serving, from the label. Formulas can change — always check the package.
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Why it's on our list
Pure Protein has been a staple of supermarket and gym shelves for years: 50 g bars with 20–21 g of protein, labeled gluten free, in flavors like Chocolate Deluxe, Chocolate Peanut Caramel and Lemon Cake.
- 20–21 g protein per 50 g bar
- Labeled gluten free
- Flavors include Chocolate Deluxe, Chocolate Peanut Caramel and Lemon Cake
Best for
Featured in our guides
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