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Official authorized US distribution portal for Keto Flow® · 2026 production cycle
HomeQuality & Testing

Quality and testing

How every lot of Keto Flow is made and verified

Quality is the process. Verification is the result. This page covers the process; the verification page shows the result for the current lot.

Where it is made

Keto Flow is blended and packaged in a United States facility that is registered with the FDA and operates under current Good Manufacturing Practices, known as cGMP. In practice that means documented procedures, controlled raw-material intake, batch records for every run, and sanitation and equipment standards that are audited rather than assumed. We do not blend in unregistered or overseas-only facilities.

What we test on every lot

  • Identity. Each active is confirmed to be what the label says it is, so the matcha is matcha and the BHB is BHB.
  • Potency. Active levels are measured by HPLC-UV against the label claim. The current lot verified at 99.0%.
  • Heavy metals. Lead, arsenic, cadmium, and mercury are screened by ICP-MS. The current lot came in at < 0.6 ppm.
  • Microbial safety. Total counts, yeast, mold, and key pathogens are tested against USP limits, with a result of pass.
  • Allergen and label review. Each run is checked for gluten, dairy, and soy cross-contact and reviewed for accurate labeling.

Our independent laboratory

Finished-product samples are sent to Yardley Diagnostics Group, LLC, an ISO/IEC 17025 accredited testing laboratory that operates independently of Granthurst Wellness. Using an accredited third party means the results are produced by a lab whose own competence is audited to an international standard, not by the people selling the product. Each release is tied to a certificate of analysis, and the current one carries ID YDG-COA-26-3308.

Sourcing standards

The matcha and lemon are sourced organic. The MCT powder is a C8/C10 fraction carried on acacia fiber rather than maltodextrin. The BHB is goBHB branded mineral salts, and the pepper extract is genuine BioPerine. Suppliers provide their own documentation, which we reconcile against our incoming testing before a raw material is approved for a blend.

From batch to your door

Once a lot passes testing, it is assigned the production-cycle code you see on the jar and on the verification page, sealed with a tamper-evident cap, and released to fulfillment. Because distribution runs through this authorized portal only, that code stays meaningful all the way to your kitchen. You can always match your jar against the documented lot.

FDA-registered facilitycGMP ISO/IEC 17025 labHPLC potency ICP-MS metalsUSP microbial limits

Tested, sealed, and traceable

Order the verified 2026 batch with a 60-day money-back guarantee.