| Cover | Sep. 11, 2024 |
| Cover [Abstract] | |
| Entity Registrant Name | BioNexus Gene Lab Corp. |
| Entity Central Index Key | 0001737523 |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Emerging Growth Company | true |
| Document Period End Date | Sep. 11, 2024 |
| Entity Ex Transition Period | false |
| Entity File Number | 001-41750 |
| Entity Incorporation State Country Code | WY |
| Entity Tax Identification Number | 35-2604830 |
| Entity Address Address Line 1 | Unit A-28-7 |
| Entity Address Address Line 2 | Tower A, Menara UOA Bangsar |
| Entity Address Address Line 3 | No.5 Jln Bangsar Utama 1 |
| Entity Address City Or Town | Kuala Lumpur |
| Entity Address Postal Zip Code | 59200 |
| City Area Code | 307 |
| Local Phone Number | 241 6898 |
| Security 12b Title | Common Stock, no par value |
| Trading Symbol | BGLC |
| Security Exchange Name | NASDAQ |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
