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Review · Health & fitness

Legion Whey Protein review

A naturally sweetened whey concentrate from American dairy, certified by Labdoor.

By the HearSmart research desk · Updated November 9, 2026

Performance (40%)
8.2
Ease of use (25%)
8.2
Value (35%)
8.8

Legion's whey is a whey concentrate made with Avonlac 282, from American cows never treated with rBST. Each serving has 20 g of protein, 9 g of essential amino acids and 4.4 g of BCAAs, and it is sweetened and flavored with naturally derived ingredients such as stevia, allulose and monk fruit, with no added sugars or artificial dyes. Legion says the powder is lab-tested for purity and accuracy and independently certified by Labdoor to contain no heavy metals, microbes, allergens or banned substances, and that it is made in NSF-certified, FDA-inspected facilities. The facility claim is different from a product certification, so read it as a manufacturing standard. The one-time price is $54.99 for 30 servings, or $1.83 a serving, the lowest on our list, and a first subscription order drops to $38.49. A 100% money-back guarantee lowers the risk of trying a flavor. The main drawback is the 20 g scoop, so heavier lifters may need more than one.

Who it is for

Lifters on a budget who want a tested whey with no artificial sweeteners.

Price

$54.99 for 30 servings, or $38.49 on a first subscription order.

One-Time Purchase $54.99 ($1.83/serving)
Quoted from the vendor pricing page on November 9, 2026.

Key features

  • 20 g of protein, 9 g of essential amino acids and 4.4 g of BCAAs per serving
  • Independently certified by Labdoor for contaminants and banned substances
  • Avonlac 282 whey concentrate from cows never treated with rBST
  • Naturally sweetened with options such as stevia, allulose and monk fruit
  • Made in the USA in NSF-certified, FDA-inspected facilities

Strengths and weaknesses

  • Strength: Lowest one-time price per serving on this list at $1.83
  • Strength: No artificial sweeteners, dyes or added sugars
  • Strength: 100% money-back guarantee
  • Weakness: 20 g of protein per serving is at the low end here
  • Weakness: Labdoor certification, not NSF Certified for Sport
  • Weakness: Some flavors were out of stock or unavailable outside the US

Key facts

  • Price: $54.99 for 30 servings
  • Protein per serving: 20 g
  • Protein type: Whey concentrate
  • Testing: Labdoor certified
  • Guarantee: 100% money-back

Where it ranks

Legion Whey Protein is No. 3 in our Best Protein Powders verdict.

Alternatives we scored

Visit legionathletics.com · Questions or corrections: editorial@hearsmart.org