LIMITED POWER OF ATTORNEY - SECURITIES LAW COMPLIANCE

        The undersigned, as an officer or director of Thorne HealthTech, Inc.
(the "Corporation"), hereby constitutes and appoints Paul Jacobson, Scott
Wheeler and Kim Pearson, each the undersigned's true and lawful attorney-in-
fact and agent to complete and execute such Forms 144, Forms 3, 4 and 5, and all
amendments thereto, and other forms as such attorney shall in his or her
discretion determine to be required or advisable pursuant to Rule 144
promulgated under the Securities Act of 1933, as amended, Section 16 of the
Securities Exchange Act of 1934, as amended, and the rules and regulations
promulgated thereunder, or any successor laws and regulations, as a consequence
of the undersigned's ownership, acquisition or disposition of securities of the
Corporation, and to do all acts necessary in order to file such form with the
Securities and Exchange Commission, any securities exchange or national
association, the Corporation and such other person or agency as the attorney
shall deem appropriate.

        The undersigned hereby ratifies and confirms all that said attorneys-in-
fact and agents shall do or cause to be done by virtue hereof.  The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving in such capacity
at the request of the undersigned, are not assuming, nor is the Corporation
assuming, any of the undersigned's responsibilities to comply with Section 16 of
the Securities Exchange Act of 1934 (as amended).

        This Limited Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms 3, 4 and 5 with
respect to the undersigned's holdings of and transactions in securities issued
by the Corporation unless earlier revoked by the undersigned in a writing
delivered to the foregoing attorneys-in-fact.

        This Limited Power of Attorney is executed as of the date set forth
below.


                                        Signature: /s/ William C. McCamy
                                                   -----------------------------

                                        Print Name: William C. McCamy
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                                        Dated: July 20, 2021
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