EX-23.1 10 ea133431ex23-1_nlspharma.htm CONSENT OF MARCUM LLP

Exhibit 23.1

INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM’S CONSENT

We consent to the inclusion in this Registration Statement of NLS Pharmaceutics Ltd. on Form F-1 Amendment No. 5 (File No. 333-236797) of our report dated August 31, 2020, except for Note 1A as to which the date is October 16, 2020, which includes an explanatory paragraph as to the Company’s ability to continue as a going concern, with respect to our audits of the financial statements of NLS Pharmaceutics Ltd. as of December 31, 2019 and 2018 and for each of the two years in the period ended December 31, 2019, which report appears in the Prospectus, which is part of this Registration Statement. We also consent to the reference to our Firm under the heading “Experts” in such Prospectus.

/s/ Marcum llp

Marcum llp

New York, NY

January 19, 2021