Optimum Nutrition Gold Standard 100% Whey
The world's #1-selling whey protein by volume. 24g of protein per serving from a blend of whey protein isolate, concentrate, and peptides. 5lb bag yields ~73 servings. Available in dozens of flavors. Third-party tested for quality and label accuracy.
Pending
Score Pending
We have not published a numerical Ethos Score because this product still needs structured evidence-and-dose and formula-quality review. Missing research is not treated as a pass or a penalty.
The Takeaway
This listing includes 2 published purchase variants and 1 disclosed ingredient record for comparison.
Best For
- • Shoppers comparing available protein powder formula and price details before buying.
- • People who want to see whether the formula discloses Whey Protein (Whey Protein Isolate).
Watch Out For
- • A public Ethos Score is still pending structured evidence and formula review.
- • No product-specific contaminant finding is available yet; this is not a purity pass.
- • No active certification record is listed in the catalog.
Why this score
Each dimension stays pending until we have the specific structured inputs required to score it.
A product-specific evidence and dose mapping has not been published yet.
A structured formula-transparency classification has not been published yet.
No active certification record is listed in our catalog yet.
No product-specific contaminant finding is available. That is not a purity pass.
A like-for-like category value comparison has not been published yet.
Real Cost
ON Gold Standard Whey — 5lb Chocolate (~80 servings) · ON Gold Standard Whey 5lb Chocolate (Amazon)
One-time purchase
$96.28
Cost per serving: $1.20
No verified official purchase link is available
ON Gold Standard Whey — 5lb (73 Servings) Double Rich Chocolate · ON Gold Standard Whey 5lb
One-time purchase
$54.99
Cost per serving: $0.75
No verified official purchase link is available
Formula
Key Active Ingredients
Whey Protein (Whey Protein Isolate)
24 g1 scoop (~30g)
Testing & Transparency
Independent certification
No public certification verification is listed
Public test source
No product-specific test source is linked
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.
No product-specific contaminant data is available. That is not a purity pass.
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.