All tests

Relationship Testing

Quick, easy and affordable DNA tests

Are you looking to establish a relationship with certainty? International Biosciences is the DNA testing company for you, with the most up to date portfolio of testing services. We offer relationship testing for any type of relationship for which you may have doubts. We offer tests that confirm whether grandparents are related to their grandchildren, whether siblings share common biological parents and whether aunts or uncles are the real genetic relatives of their niece or nephew.

Sibling DNA Test
SGD 780 Order now

Brothers and sisters can carry out a sibling DNA test to establish whether they share a
common biological parent. International Biosciences offers accurate and reliable sibling
DNA testing services.

Twin Zygosity DNA Test
ENQUIRE Order now

Unsure whether your twin is identical (monozygotic), fraternal (dizygotic) or just a sibling?
International Biosciences provides fast, accurate and reliable twin zygosity DNA testing to
clear up this issue that could be a deciding factor in major medical decisions such as organ

Grandparents DNA Test
SGD 750 Order now

Our Grandparent DNA testing service (also called a missing parent test) will establish
whether you are really the biological grandparents of your grandchild or grandchildren.
Your DNA test results are ready in 5-7 working days from the receipt of your samples.

Avuncular DNA Test
SGD 780 Order now

Would you like to determine whether you are the biological aunt or uncle to a niece or
nephew? Are you looking to establish a paternal or maternal relationship but are unable
to obtain the required DNA samples from the mother or alleged father?

Y Chromosome Test
SGD 780 Order now

Males who need to know whether they share the same biological father or paternal line
can opt for our Y chromosome test (Y STR Male lineage test). A Y test is a good alternative
to a paternity test where the alleged father cannot be included in the test.

Maternity DNA Test
SGD 540 Order now

Maternity testing by International Biosciences starting from only SGD 540 for testing mother
and 1 child. This cost includes our express turnaround time which means your results will
be ready and available to you in 5-7 working days from receipt of samples.

Cousin DNA Test
Price on request Order now

A cousin DNA test seeks to establish whether first degree cousins are biologically related.
We receive many requests for cousin testing but does not currently offer it, as results are often inconclusive.

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