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Best Protein Powder

Swolverine

Whey Protein Isolate

Swolverine Whey Protein Isolate is a whey isolate protein powder with 25 g of protein per 1 scoop (31 g). It scores 71/100 on the TBPP Quality Score. We found no third-party testing certification.

No third-party testing found
Our score
71/100
Methodology v1.0
Protein
25g
1 scoop (31 g)
Sugar
0g
Per serving
Protein by weight
81%
Per serving
$2.52
$2.52 per 25 g protein

Nutrition per serving

Chocolate flavor, from the label.

Nutrition per serving
Serving size1 scoop (31 g)
Protein25 g
Calories110
Carbohydrates0 g
Sugar0 g
Fat0 g
Sodium70 mg
Protein by weight81%
LeucineNot verified
BCAAsNot verified

How it scored

71 of 100 points. How we score

CriterionPointsWhy
Protein density30 / 3081% of each scoop is protein
Third-party testing0 / 25No verified independent testing program
Label transparency20 / 20Fully disclosed formula, no amino spiking
Sugar10 / 100 g sugar per serving
Ingredient simplicity6 / 10Mix of natural and artificial flavors or sweeteners
Verified label data5 / 57 of 7 label values verified

Formula and label

Formula and label
TypeWhey Isolate
Protein sourcesWhey Protein Isolate
Third-party testingNone found
SweetenersSucralose
Proprietary blendNo
Added free amino acidsNo
DietaryGrass-Fed, Non-GMO
AllergensMilk, Soy, Wheat
Made bySwolverine
Sold atswolverine.com

Price

$62.99 for 25 servings. About $2.52 per serving, or $2.52 per 25 g of protein.

Sizes: 25 servings

Flavors (4)

  • Chocolate
  • Vanilla
  • Churro
  • Strawberry

Sources

Nutrition, ingredients and allergens come from the brand's back-of-bag image, which is the cocoa-containing Chocolate flavor: 1 scoop (31 g), 25 servings, 110 kcal, 0 g fat, 70 mg sodium, 0 g carbs, 0 g sugar and 25 g protein. Ingredients are whey protein isolate, natural flavors, Dutch cocoa, ProHydrolase enzyme blend (proteases from Bacillus subtilis and Ananas comosus, with soy and wheat bolded), sucralose and xanthan gum. 'Contains Milk'. Soy and wheat are listed as allergens because the label bolds them in the enzyme ingredient. The brand page adds that it is made in a facility that also processes tree nuts, peanuts, soy and eggs. The bag's marketing text says 26 g protein, but the Nutrition Facts panel says 25 g, matching the brand page, so 25 g is used. 'Natural flavors' combined with sucralose gives 'mixed' as the flavor system. Grass-fed and non-GMO icons are on the label. The brand says 'third-party tested', but no named certification program was found, so none is listed. Flavors and price ($62.99 for 25 servings) are from the brand store, 2026-10-14. Strawberry was out of stock.

Good to know

Last checked 2026-10-14. Labels change, so check the package before buying if you have allergies. If you are pregnant, nursing or buying for a child, ask your doctor before adding a supplement.