| Cover | Aug. 30, 2022 |
| Cover [Abstract] | |
| Entity Registrant Name | NASCENT BIOTECH INC. |
| Entity Central Index Key | 0001622057 |
| Document Type | POS AM |
| Amendment Flag | false |
| Entity Small Business | true |
| Entity Emerging Growth Company | false |
| Document Period End Date | Aug. 30, 2022 |
| Entity Filer Category | Non-accelerated Filer |
| Entity Incorporation State Country Code | NV |
| Entity Tax Identification Number | 45-0612715 |
| Entity Address Address Line 1 | 623 17th Street, Suite 4 |
| Entity Address City Or Town | Vero Beach |
| Entity Address State Or Province | FL |
| Entity Address Postal Zip Code | 32960 |
| City Area Code | 612 |
| Local Phone Number | 961-5656 |
