The claim
Manufactured in a cGMP and NSF-certified facility
What we found
Fine printThe FAQ states the line is not NSF Certified for Sport; the facility is certified, the product is not, and no certificate of analysis is posted.
Fully disclosed amino doses; testing proof thin and price high per serving.
Health Corners editorial team · Fact-checked · Updated

Calculated from published specs and owner feedback
See all vitamins & multivitaminsPublished specs and owner feedback, not a hands-on test.
Published features and owner comments · not a lab test.
Published features and owner comments · not a lab test.
From published features and owner comments · not a lab test.
Average of the independent owner-review sources listed below.
The published claim, then what we found. Live statuses. How we review
The claim
What we found
Fine printThe FAQ states the line is not NSF Certified for Sport; the facility is certified, the product is not, and no certificate of analysis is posted.
The claim
What we found
Fine printA review site notes the cited leucine trials were small and short, two with an amino-acid manufacturer's scientist as co-author; no study of this exact product was found.
The claim
What we found
Fine printApplies to the first purchase of each product, refund is less original shipping, buyer pays return shipping, and unopened items must be returned.
The claim
What we found
VerifiedLabel lists stevia leaf and monk fruit extracts with citric and malic acid; no sugar or animal-derived ingredient appears (Mixed Berry adds cocoa butter).
The claim
What we found
Fine printClaimed by the brand; a review site found no certificates of analysis and no listing in NSF's sport database.
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Other products from Kion. Not reviewed yet.

Sold by Kion; we have not published a scored review of this product.
Not reviewed: listed so you can see the range.

Sold by Kion; we have not published a scored review of this product.
Not reviewed: listed so you can see the range.

Sold by Kion; we have not published a scored review of this product.
Not reviewed: listed so you can see the range.
Brand scores out of 10 · See all vitamins & multivitamins
PromixSingle-ingredient whey with Eurofins testing named; refunds exclude subscriptions.
Seeq ProteinClear whey with full label text; all sales final unless damaged.
GrünsPopular gummy packs with posted label; subscription and refund terms need care.Where a score sits among everything scored in the same category:
Needs at least 2 scored in the category.
How we review →The average of independent owner-review sources (for example Reddit, Trustpilot and store reviews), weighted for volume and recency. A source with too few reviews is listed as “Not enough data” and left out.
How we review →Published features and terms (price, renewal, refunds, support and the category’s own criteria), each scored against written anchors. Calculated, not lab-tested.
How we review →