Transparent Labs

100% Grass-Fed Whey Protein Isolate

Grass-fed whey isolate with 28 g protein per serving.

Research last verified August 19, 2026

81/ 100

Ethos Score

81/ 100

Score is computed from explicit research inputs using the Ethos Score V1 methodology.

The Takeaway

Grass-fed whey isolate with Informed Choice certification. Full-label transparency is the brand's core differentiator.

Best For

  • • People who want fully disclosed labeling
  • • Grass-fed whey isolate seekers with Informed Choice certification

Watch Out For

  • • Informed Choice is a strong but not top-tier certification compared to NSF Certified for Sport
  • • Premium pricing per serving

Why this score

Score covers 85% of the full 100-point weight.

Evidence & Dose
88/ 100

Whey protein isolate with full label disclosure. Strong protein synthesis evidence.

Formula Quality
88/ 100

Grass-fed whey isolate. Full label transparency — no proprietary blends. Stevia-sweetened.

Testing & Transparency
75/ 100

Informed Choice certified — screens for banned substances.

Toxins & Contaminants
Pending

No product-specific contaminant data.

Real Cost / Value
58/ 100

Premium pricing; somewhat offset by quality and certification.


Real Cost

One-time purchase

One-time purchase

$59.99

Cost per serving: $2.00

About $59.99 for 30 days · $729.88 per year

No verified official purchase link is available


Formula

Key Active Ingredients

  • Grass-Fed Whey Protein Isolate

    isolate

Testing & Transparency

Independent certification

No public certification verification is listed

Public test source

No product-specific test source is linked

Certifications

Informed Choice

Informed Choice certification — screens for banned substances. A public certification lookup link was not retained in the supplied research, so this is not presented as independently verified.

Toxin & Forever Chemical Report

This section shows product-specific contaminant and PFAS (forever chemical) test results where available. “No Product-Specific Data Found” is not a purity pass — it means no public test result was located for this exact product. Organic, non-GMO, and similar certifications are agricultural standards and do not verify contaminant levels.

Heavy Metals (Lead, Cadmium, Arsenic, Mercury)
No Product-Specific Data Found
PFAS / Forever Chemicals
No Product-Specific Data Found

No product-specific contaminant data.


Evidence

No structured expert findings are available for this product yet. The research summary in the score dimensions above reflects the current state of our analysis.

Sources

No source links are published for this product yet.