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Transparent Labs
100% Grass-Fed Whey Protein Isolate
30-serving tub (Milk Chocolate)
97OF 100
✓✓Excellent · 80–100
Grass-fed whey isolate with a fully dosed label, stevia instead of artificial sweeteners, and Informed Choice certification; its one opacity is the undisclosed “natural flavors” system in flavored tubs.
Why this score
Informed Choice certified
✓Verified
Transparent Labs Whey Protein Isolate is listed in the Informed Choice certified-product directory, certified since June 2023, with batch tests posted through June 2026 across multiple flavors including Unflavored. This verifies routine banned-substance testing.
Source: Informed Choice directory — Transparent LabsView source ↗