| Cover | Oct. 28, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 28, 2021 |
| Entity File Number | 001-38326 |
| Entity Registrant Name | COHBAR, INC. |
| Entity Central Index Key | 0001522602 |
| Entity Tax Identification Number | 26-1299952 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 1455 Adams Drive |
| Entity Address, Address Line Two | Suite 2050 |
| Entity Address, City or Town | Menlo Park |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94025 |
| City Area Code | (650) |
| Local Phone Number | 446-7888 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | CWBR |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
