99% Purity Guaranteed

Purity Guarantee

Peak Lab Peptides LLC maintains strict internal quality control procedures and independent analytical verification standards for all research materials.

If a customer elects to pursue independent third-party analytical testing and the product is confirmed to have less than 99.0% peptide purity, as determined by recognized analytical methods such as HPLC or LC-MS performed by an ISO/IEC 17025–accredited laboratory, we will, upon verification:

Our Commitment to You

  • Refund the full purchase price of the affected product
  • Issue a $100 goodwill credit as a courtesy

Conditions

Testing must be conducted on an unopened, unreconstituted vial

Testing must occur within 30 days of delivery

A complete laboratory report and testing methodology must be provided

Results must correspond to the specific lot number received

Limited to one claim per customer per 12-month period

Important: This guarantee applies solely to analytical identity and purity and does not imply suitability for any specific application.

For laboratory research use only. Not for human or veterinary use.

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