Purist Nutrition Purist™ High-Protein Bar Peanut Butter Chocolate Chip
NSF Certified for Sport lists this product. The listing names it; it publishes no lab numbers for it.
Listed by NSF Certified for Sport Retrieved Oct 23, 2026 One public record
What this record tells you
Read Oct 23, 2026- No public lab numbers exist for this bottle in the eight sources we read. NSF Certified for Sport’s public listing prints the product and the company, not a potency or contaminant result.
- The evidence score reads 30% of the rubric for this record (independent source count, certification); 60 is the score on that part only, not a grade of the bottle.
- 20 of 856 protein bottles do have printed numbers or a recall.
What you can do
Each step opens to what to look for. Nothing here is a verdict on the bottle.
Check the listing yourselfNSF Certified for Sport directory
Listings change. Open the record and confirm the same product and company still appear.
“You can search for certified products by keyword (i.e. product name, company name, lot number, etc.); browse products by purpose/goal, product type or brand; or view products by the most recently added.”NSF Certified for Sport, nsfsport.com/certified-products, read Oct 24, 2026
Ask Purist Nutrition 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 numbers4 bottles
- Legion Grass-Fed Protein Isolate: potency at 120% of the label claim and metals under the limits its documents printed.
- Transparent Labs 100% Grass-Fed Whey Protein Isolate: potency at 100% 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 NSF Certified for Sport listing means
In the certifier’s own words, from its site. Its program description is not this lot’s test result.
What NSF Certified for Sport says it checks
“We verify that these products do not contain unsafe levels of contaminants, prohibited substances or masking agents, and that what is on the label matches what is in the product.”NSF Certified for Sport, nsfsport.com/our-mark.php, read Oct 24, 2026
“Once steps 1 and 2 are completed, production lots are then tested to ensure they are free from 290 banned substances.”NSF Certified for Sport, nsfsport.com/get-certified.php, read Oct 24, 2026
No contents table. The NSF/ANSI 173 contents directory returned no document on 23 Oct 2026.
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
30% of the rubric could be scored- Evidence score
- 60
- Rubric coverage
- 30%
| Part of the rubric | Points | What it read |
|---|---|---|
| Recency of independent measured results | Not scored | No independent measured result. |
| Independent source count | 6 of 15 | 1 organization |
| Quantitative concordance | Not scored | Displayed. No source-stated pass or fail. |
| Method transparency | Not scored | Not published |
| Certification | 12 of 15 | Current listing. |
| 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.
One record
- NSF Certified for SportCertification listing
Purist™ High-Protein Bar Peanut Butter Chocolate Chip
nsfsport.com/certified-products/listing-detail.php?id=1808785 · retrieved Oct 23, 2026