Relationship Tests

Relationship Tests are used to verify paternity and/or maternity when the sample of the parent(s) is not available, but other relatives can submit their sample.

Therefore, relationship tests include tests between siblings, grandparents and grandchildren, with uncles or aunts, etc.



Test del Cromosoma Y  299 €

Used to verify relationships on the paternal line and only between males. For example:

  • Test brother to brother.
  • Test paternal grandfather to grandson.
  • Test paternal uncle to nephew.
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Test del Cromosoma X  299 €

This test is mainly used to verify paternity using female relatives. For example:

  • Test sister to sister.
  • Test paternal grandmother to granddaughter.
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test de paternidad  299 €

Mitochondrial DNA is inherited from the mother to all her children. Therefore, this test is used to verify relationships on the maternal line. For example:

  • Test between siblings (to verify maternity).
  • Test maternal grandmother to grandchild.

This service has been temporarily discontinued. Please contact us for more information.


Test Completo de Parentesco  299 €

This test offers the possibility of verifying relationships on both maternal and the paternal sides, also regardless of the gender of the people to test. For example:

  • Test between siblings.
  • Test paternal grandmother to grandson.
  • Test paternal grandfather to granddaughter.
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The prices indicated above are the final prices for the analysis of 2 people (and 1 mother, when applies) with standard samples.

If the relationship you seek to verify is not listed in the boxes above, or if you are unsure about which test is the best one for your case, please contact us. Please remember that, if there is a blood relationship between the fathers/mothers, this analysis may not be the adequate procedure for you; please, contact us before ordering your kit.


Buy Now
Recorded Delivery Shipping Included
Order Kit for 9€
Pay the remainder later

You have 2 purchase options:

  • Pay for the complete test now and receive the kit by recorded delivery mail at no extra cost. The kit is sent with a tracking number and delivered upon signature.
  • Pay only a 9€ deposit (deductable from the test price), and receive the kit by normal post. Pay the remainder when you send in your samples.
Take a relationship test in 4 simple steps:
  1. Place your order. Paternidad-discreta
  2. Receive your sample collection kit and collect the samples. Easy and detailed instructions on how to collect the DNA samples are included with the paperwork.
  3. Send to us the DNA samples, paperwork and remaining payment (if any).
  4. Receive your test results in 15-20 working days.
Order Kit for 9€
Pay the remainder later
Can't send a mouth swab?

Paternidad-discretaWe can accept other samples for testing like nail clippings, hairs, blood, etc. Check the information on the non-standard samples we can accept here.

Can't wait for the kit to arrive? Paternidad-discreta

Request the paperwork by email and follow the instructions to collect the samples with cotton buds. Request the paperwork here.

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