Grass-Fed Whey Protein Isolate

Transparent Labs
★4.7/5
Best for: You want the highest protein per serving in a clean isolate
$59.99

A pure whey isolate with the highest protein count in the roundup at 28g per serving and 18 flavors to pick from. Informed-Choice and Informed-Protein certified, so it's a strong choice for athletes who need banned-substance testing plus grams-per-dollar value.

Pros

  • 28g protein per serving, the most in this roundup, with minimal fat and carbs
  • 18 flavors, more variety than almost any competitor
  • Informed-Choice and Informed-Protein certified for banned substances and heavy metals
  • Stevia-sweetened with no artificial dyes or fillers, and full label disclosure

Cons

  • No organic certification
  • Processing method and grass-finished status aren't disclosed

Best For

  • You want the highest protein per serving in a clean isolate
  • You need athletic certification for banned-substance testing
  • You want flavor variety and strong grams-per-dollar value

Skip If

  • You want colostrum or other bioactive extras
  • You need verified grass-finished or organic sourcing
  • You're dairy-free or vegan
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