Cover - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Jun. 30, 2023
Cover [Abstract]
Entity Registrant Name	BIONEXUS GENE LAB CORP.
Entity Central Index Key	0001737523
Document Type	10-K/A
Amendment Flag	true
Entity Voluntary Filers	No
Current Fiscal Year End Date	--12-31
Entity Well Known Seasoned Issuer	No
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	true
Entity Current Reporting Status	Yes
Document Period End Date	Dec. 31, 2023
Entity Filer Category	Non-accelerated Filer
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2023
Entity Ex Transition Period	false
Entity Common Stock Shares Outstanding	17,667,663
Entity Public Float		$ 66.5
Document Annual Report	true
Document Transition Report	false
Document Fin Stmt Error Correction Flag	false
Entity File Number	001-41750
Entity Incorporation State Country Code	WY
Entity Tax Identification Number	35-2604830
Entity Address Address Line 1	Unit 02, Level 10, Tower B, Avenue 3, The Vertical
Entity Address Address Line 2	Business Suite II, Bangsar South
Entity Address Address Line 3	8 Jalan Kerinchi
Entity Address City Or Town	Kuala Lumpur
Entity Address Country	MY
Entity Address Postal Zip Code	59200
City Area Code	307
Amendment Description	This Amendment No. 1 on Form 10-K/A (the “Amendment”) amends the Annual Report on Form 10-K of BioNexus Gene Lab Corp. (the “Company”) for the fiscal year ended December 31, 2023 (the “Original Filing”). This Amendment is being filed solely to amend and restate in its entirety Part II., Item 9A. Controls and Proceduresof the Prior Filing.
Icfr Auditor Attestation Flag	false
Local Phone Number	241 6898
Security 12b Title	Common Stock, no par value
Trading Symbol	BGLC
Security Exchange Name	NASDAQ
Entity Interactive Data Current	Yes