Relationship DNA Testing

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Relationship DNA Testing

Clarify Family Connections with Scientific Accuracy

DNA tests designed to confirm or exclude biological relationships between individuals — offered with compassion, confidentiality, and certified laboratory results.


Whether resolving doubts, reuniting separated families, or providing legal confirmation of relationships, our Relationship DNA Testing services at CMB Genomics offer answers you can trust. We provide a full suite of relationship tests with options suitable for both personal peace of mind and legal proceedings. All tests are processed in ISO and AABB-accredited labs, with results delivered securely and discretely.

Available Test Types

Test: Paternity DNA Test

Determines whether a man is the biological father of a child. Can be used privately for peace of mind or as a legal test for court matters (custody, child support, immigration, etc.). Accuracy: 99.999%.

Test: Maternity DNA Test

Used to confirm the biological mother of a child — especially in adoption reunions, hospital mix-ups, or surrogacy cases. Legal options available where proof is required.

Test: Siblingship DNA Test

Establishes whether two individuals are full siblings, half-siblings, or unrelated. Helpful when the alleged parent is unavailable or deceased.

Test: Grandparent DNA Test

Verifies if an individual is the biological grandchild of the tested grandparents — often used to support legal custody or inheritance claims in the absence of a parent.

Test: Avuncular DNA Test (Uncle/Aunt)

Confirms biological relationships between a child and the sibling of an alleged parent (uncle/aunt), commonly used when the parent is unavailable or deceased.

Test: Twin Zygosity Test

Determines whether twins are identical (monozygotic) or fraternal (dizygotic). Useful for medical planning, identity, or curiosity.

Test: Adoption & Reunion Testing

Helps adopted children and biological families confirm or reunite based on shared genetic markers. Performed with high confidentiality and sensitivity.

Why Choose Relationship DNA Testing?

  • Resolve doubts and establish biological truth
  • Support legal decisions like custody, guardianship, or birth registration
  • Assist with immigration documentation and consular evidence
  • Facilitate family reunions and healing in sensitive cases
  • Confirm eligibility for inheritance, medical history tracing, or tribal identification

Sample Collection & Delivery

  • Non-invasive buccal (cheek) swab used for all participants
  • Sample collection available at our clinics or via nationwide courier
  • Instructions and support included with every test kit

Turnaround & Reporting

  • Results available within 5–10 business days
  • Secure digital delivery and optional printed reports
  • Legal tests include notarized results, certificates, and chain-of-custody documentation

Accreditation & Accuracy

  • Tests processed in ISO 17025 and AABB-accredited laboratories
  • Accuracy levels exceed 99.99% for most relationship confirmations

Confidentiality & Support

  • All results are handled with strict confidentiality and never shared without your consent
  • Our team provides guidance and support through every step of the process
  • Counseling or legal liaison services available upon request

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