This review has been updated 18 times since it was first published in December of 2021. Considered a complete protein that’s low in lactose and contains all nine essential amino acids, whey is commonly used to help improve muscle protein synthesis and promote the growth of lean tissue mass. If you’re a fan, you might as well avoid any nasty additives while also promoting more ethical animal treatment by using grass-fed options, like the ones on this list.
10. Natural Force Organic
Natural Force Organic is unflavored and ready to be blended into your favorite smoothie, shake, or other foodstuff. It is processed without the use of any acids or bleaches, and is one of the select few options certified by the Paleo Foundation as Keto-friendly.
- Sourced from free-range cattle
- Fast-absorbing nutrients
- Lower protein content than others
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9. Jay Robb Outrageously Delicious
If you don’t want to sacrifice appetizing flavors in the name of getting fit, then Jay Robb Outrageously Delicious is a good choice. This easy-to-mix formula is sweetened with stevia and can help you lose fat while you build muscle.
- No growth hormones in cows used
- Contains no lactose
- A bit of a chemical aftertaste
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8. BulkSupplements Pure
If you’re not sure the whole whey powder thing is right for you, try a small, affordable bag of BulkSupplements Pure before you order a larger supply from another provider. This one is cold-processed and free of GMOs and growth hormones.
- Flavor blends in well
- Lab-tested for purity
- Bag doesn’t reseal well
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7. Levels Pure Chocolate
An order of Levels Pure Chocolate comes in a hefty five-pound container that should keep for months. Unusually, it includes cold-pressed cacao that’s lightly sweetened with monk fruit, which gives it a subtle, earthy taste you don’t often find.
- Easy mixing formula
- Rich in vitamins and minerals
- Some find it too bitter
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6. Raw Organic Unflavored
Raw Organic Unflavored is free of all sorts of ingredients you’d be wise to avoid. For example, it contains no gluten, lactose, hormones, antibiotics, heavy metals, or sweeteners. It does pack 21 grams of protein into a 25-gram serving, though.
- Great for baking
- Low-calorie option
- Packaging is a bit flimsy
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5. NorCal Organic Source
Pound for pound, NorCal Organic Source is twice as expensive as many other contenders out there. But it’s sourced from Jersey cows that spend an average of 300 days outside under the sun, and they feed on nothing but pure grass that is never treated with pesticides.
- Preservative and color-free
- Helps with lean-muscle growth
- Non-gmo project verified
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4. Promix Performance
Promix Performance is a reasonably-priced, rather unassuming option. What sets it apart is its 0.75% sunflower lecithin content, which makes the powder mix more easily and serves as a good source of an important phospholipid called phosphatidylcholine.
- 180 mg glutathione per serving
- Also offered in peanut butter flavor
- Uses indonesian vanilla beans
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3. Naked Nutrition’s Undenatured
A large, clear jar of Naked Nutrition’s Undenatured has only one ingredient: 100% grass-fed whey powder. This expensive, but high-quality, option is sourced from Californian cattle and boasts a plethora of readily bioavailable protein.
- Suitable for athletes
- Big container is filled to the brim
- Processed without acid or bleach
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2. Pure Label Natural
Pure Label Natural is a no-frills option sold in two or five-pound tubs, both of which are competitively priced. As the name implies, each serving contains nothing but unadulterated whey, so whether you choose unflavored, chocolate, or vanilla, you’ll be equally pleased.
- No chalky aftertaste
- Rich in amino acids
- Money-back satisfaction guarantee
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1. Opportuniteas Isolate
Each batch of Opportuniteas Isolate undergoes a meticulous manufacturing process that includes low-temperature drying techniques that give it a better taste and texture than ordinary concentrate. It blends especially well with hot drinks like tea and coffee.
- Very good in pancakes
- Made in a peanut-free facility
- Fewer carbs than many others