| Cover | Feb. 08, 2024 |
| Cover [Abstract] | |
| Entity Registrant Name | Merion, Inc. |
| Entity Central Index Key | 0001517498 |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Emerging Growth Company | false |
| Document Period End Date | Feb. 08, 2024 |
| Entity File Number | 333-173681 |
| Entity Incorporation State Country Code | NV |
| Entity Tax Identification Number | 45-2898504 |
| Entity Address Address Line 1 | 100 N. Barranca St |
| Entity Address Address Line 2 | #1000 |
| Entity Address City Or Town | West Covina |
| Entity Address State Or Province | CA |
| Entity Address Postal Zip Code | 91791 |
| City Area Code | 626 |
| Local Phone Number | 331-7570 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
