| Cover | Nov. 23, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 23, 2021 |
| Entity File Number | 000-52218 |
| Entity Registrant Name | THERALINK TECHNOLOGIES, INC. |
| Entity Central Index Key | 0001362703 |
| Entity Tax Identification Number | 20-2590810 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 15000 W. 6th Ave. |
| Entity Address, Address Line Two | #400 |
| Entity Address, City or Town | Golden |
| Entity Address, State or Province | CO |
| Entity Address, Postal Zip Code | 80401 |
| City Area Code | (888) |
| Local Phone Number | 585-4923 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
