Exhibit 32.2

CERTIFICATION PURSUANT TO

U.S.C. SECTION 1350

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Daniella Mehalik, Vice President of Finance of Psychemedics Corporation (the “Company”), certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, as the principal financial and accounting officer of the Company, that:

1. The Company’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2024, as filed with the Securities and Exchange Commission on May 14, 2024 (the “Report”), fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date:   May 14, 2024	By:	/s/ Daniella Mehalik
		Daniella Mehalik
		Vice President of Finance (Principal Financial and Accounting Officer)