The UK's most experienced DNA testing service  Call us (free) on 0800 043 1987

What if I have any other questions?

We have a team of friendly advisers who are experienced at discussing confidential matters – one of the team will be pleased to answer any questions you have about our DNA testing service. Call our customer services team free on 0800 043 1987. Mondays to Friday 8.30am-5.00pm: we have extended opening hours to help ensure that you can speak to someone at Cellmark when it's convenient for you. You can also email us at

More questions...

What is a paternity test?

What is DNA?

How does DNA testing work?

Why is a paternity test more conclusive if the child's mother is included?

What is a 'Home' paternity test?

How much is a DNA test?

If I order home DNA test, when will I receive the sampling kit?

Does the home DNA test arrive in discreet packaging?

What does a DNA@Home DNA test contain?

How do I use home DNA test kit?

Does it matter if I can’t take all the samples at the same time?

How long does the DNA test take?

What if I have any other questions?

Is relationship testing ever inconclusive?