Company: REVB
Filing Date: 2025-05-22
Form Type: CORRESP
Source: 0001213900-25-046811
Chunk: 0

Company: REVELATION BIOSCIENCES, INC.
Filing Date: 2025-05-22
Form: CORRESP
Chunk 0
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<div align='center'>REVELATION BIOSCIENCES, INC.

4660 La Jolla Village Drive, Suite 100

San Diego, CA 92122</div>

May 22, 2025

VIA EDGAR AND E-MAIL

Mr. Alan Campbell

Office of Life Sciences

Division of Corporate Finance

U.S. Securities and Exchange Commission

100 F. Street, N.E.

Washington, DC 20549-7010

Re: Revelation Biosciences Inc. Registration Statement on Form S-1;

Commission File No. 333-287423

Dear Mr. Campbell:

In accordance with your discussion with our counsel, we are withdrawing
our acceleration request for effectiveness of the above-captioned Registration Statement dated May 20, 2025, seeking effectiveness today
at 5:00 p.m. We will be submitting a new request later today seeking an effective date on Tuesday next week.

Thank you for your courtesy and cooperation in this matter.

Very truly yours,

REVELATION BIOSCIENCES, INC.

| By: | /s/                     
 Chester S. Zygmont, III |
|     | Chester                 
 S. Zygmont, III, CFO    |