Transparent Labs 100% Grass-Fed Whey Protein Isolate
Labdoor printed a lab panel for lot 2604634, tested Aug 7, 2026. Every figure below is from that document.
Printed lab panel Retrieved Oct 23, 2026 7 public records
What this record tells you
Read Oct 23, 2026- Transparent Labs 100% Grass-Fed Whey Protein Isolate: potency at 100% of the label claim and metals under the limits its documents printed.
- The evidence score reads 50% of the rubric for this record (recency of independent measured results, independent source count, method transparency); 60 is the score on that part only, not a grade of the bottle.
What you can do
Each step opens to what to look for. Nothing here is a verdict on the bottle.
Match your bottle’s lotLot 2604634
These figures are for lot 2604634, tested Aug 7, 2026. If the lot on your bottle is different, they describe another batch: ask Transparent Labs for your lot’s certificate.
Ask Transparent Labs for the certificate of analysis5 things to ask for
- The lot number printed on your bottle, and the certificate of analysis for that lot
- Each active ingredient as measured, against the label claim, in the label’s unit
- Lead, arsenic, cadmium and mercury results, each with the limit the lab used
- The laboratory’s name, the test method and the test date
- Whether the laboratory is independent of the brand
A certificate the brand commissions is manufacturer-sourced; read it as the brand’s own document.
Compare with the protein bottles that have numbers3 bottles
- Legion Grass-Fed Protein Isolate: potency at 120% of the label claim and metals under the limits its documents printed.
- Legion Collagen+: potency at 102% of the label claim and metals under the limits its documents printed.
- Muscle Feast 100% Whey: potency at 103% of the label claim and metals under the limits its documents printed.
What the lab printed
Each figure as its document printed it, in that document’s unit. Two documents that print the same digits in different units are two rows; nothing is averaged.
5 figures
Labdoor| Analyte | Result | Claim or limit | Document |
|---|---|---|---|
| Protein | 28.12 g | Claim 28.0 g | Review page |
| Lead | 0.16 ug/serving | USP Limit 5.0 ug/day | Review page |
| Arsenic | 0.1 ug/serving | USP Limit 15.0 ug/day | Review page |
| Cadmium | 0.35 ug/serving | USP Limit 5.0 ug/day | Review page |
| Mercury | Below LOQ | USP Limit 15.0 ug/day | Review page |
How the evidence score reads this record
Rubric-1 scores the published evidence, not the product. A part with nothing public is left unscored, never counted as zero.
Rubric-1
50% of the rubric could be scored- Evidence score
- 60
- Rubric coverage
- 50%
| Part of the rubric | Points | What it read |
|---|---|---|
| Recency of independent measured results | 20 of 20 | 24 months or newer |
| Independent source count | 6 of 15 | 1 organization |
| Quantitative concordance | Not scored | Displayed. No source-stated pass or fail. |
| Method transparency | 4 of 15 | Grade or third-party phrase, no method. |
| Certification | Not scored | Not listed or expired. |
| Failure and warning | Not scored | Enforcement scan not completed. |
Every public record
In reading order, each with the sentence that holds the figure, its link and the date we retrieved it.
7 records
- LabdoorMeasured resultArsenic: 0.1 ug/serving
Arsenic Found 0.1 ug/serving USP Limit 15.0 ug/day
labdoor.com/review/transparent-labs-100-grass-fed-whey-protein-isolate · retrieved Oct 23, 2026
- LabdoorMeasured resultCadmium: 0.35 ug/serving
Cadmium Found 0.35 ug/serving USP Limit 5.0 ug/day
labdoor.com/review/transparent-labs-100-grass-fed-whey-protein-isolate · retrieved Oct 23, 2026
- LabdoorMeasured resultLead: 0.16 ug/serving
Lead Found 0.16 ug/serving USP Limit 5.0 ug/day
labdoor.com/review/transparent-labs-100-grass-fed-whey-protein-isolate · retrieved Oct 23, 2026
- LabdoorMeasured resultMercury: Below LOQ**
Mercury Found Below LOQ** USP Limit 15.0 ug/day
labdoor.com/review/transparent-labs-100-grass-fed-whey-protein-isolate · retrieved Oct 23, 2026
- LabdoorMeasured resultProtein: 28.12 g
Protein Found 28.12 g Claimed 28.0 g
labdoor.com/review/transparent-labs-100-grass-fed-whey-protein-isolate · retrieved Oct 23, 2026
- LabdoorGrade only
LABDOOR SCORE 98.6 of 100
labdoor.com/review/transparent-labs-100-grass-fed-whey-protein-isolate · retrieved Oct 23, 2026
- LabdoorGrade only
A+ Transparent Labs 100% Grass-Fed Whey Protein Isolate
labdoor.com/rankings/protein · retrieved Oct 23, 2026
Keep looking
- Every protein bottle856 bottles, 20 with numbers
- Vitamin D3 + K2Transparent Labs · Listed by Informed Choice
- Krill OilTransparent Labs · Listed by Informed Choice
- Grass-Fed Whey Protein Isolate, Cake BatterTransparent Labs · Listed by NSF Certified for Sport
- Grass-Fed Whey Protein Isolate, Cereal SplashTransparent Labs · Listed by NSF Certified for Sport
- Grass-Fed Whey Protein Isolate, Chocolate HazelnutTransparent Labs · Listed by NSF Certified for Sport
Keep reading: Supplements and vitamins
Supplements and vitamins: every pageSupplement & Nutrient EncyclopediaBrowse all topics
- Previous in this topicLegion Grass-Fed Protein Isolate: public test recordsLegion Grass-Fed Protein Isolate: potency at 120% of the label claim and metals under the limits its documents printed.
- Next in this topicLegion Collagen+: public test recordsLegion Collagen+: potency at 102% of the label claim and metals under the limits its documents printed.
- Omega-3 (fish oil, krill oil, algal oil)Omega-3 supplements supply the long-chain fatty acids EPA and DHA from fish oil, krill oil or algae, or ALA from plant oils.
- Whey protein (and other protein powders)Whey is a complete milk protein sold as powders and drinks; it supplies all essential amino acids used to build and repair muscle.
- Compare omega-3 supplements: fish, krill and algal oils rankedFish oil, krill oil and algal omega-3 supplements ranked on EPA + DHA per serving, cost per gram, form and independent purity tests, with goal lenses and a dose and cost…