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Independent Testing Credit

Test One Vial and Receive the Cost Back

Choose one vial from a current Marsden Research Labs batch and submit it to a qualifying independent laboratory of your choice. After verification, receive store credit for the qualifying laboratory charge, up to $110, plus the actual pre-tax price paid for the submitted vial.

Learn how the testing credit works

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Must be 18 or older.
Products are sold for research use only and are not intended for human or veterinary use.
Materials may be shipped to a residence, laboratory, institution, or business where research will be conducted.

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