| Beta Paternity Laboratory | Sibling DNA Buccal Swab Test | Buccal Swab | Yes |
| GeneSys Biotech | Sibling DNA Buccal Swab Test | Buccal Swab | Yes |
| AllTests | Sibling DNA Cheek Swab Test | Cheek Swab | Yes |
| TestCountry | Sibling DNA Blood Test | Blood | Yes |
| TestCountry | Test kit comes with materials for testing two individuals, but additional potential siblings may be added as needed. Parents can be added as well to determine maternity or paternity. It is actually recommened to have various other family members tested as | Cheek Swab | Yes |
| TestCountry | This DNA test works by taking a blood sample from two children or individuals thought to be siblings | Blood | Yes |
| TestCountry | This DNA test works by taking a cotton swap sample of saliva from two children or individuals thought to be siblings. The samples are then sent to our laboratory for analysis. You will receive results from us within 5-7 business days. We can help you fin | Cheek Swab | Yes |