DNA Extraction and Comparison Testing
Advanced DNA Analysis for Infidelity and Relationship Answers.
DNA Testing commonly used when semen or biological material is suspected or has already been detected and deeper answers are needed.
Discreet
Convenient
99.99% Accurate
Affordable
Advanced DNA Analysis for Infidelity and Relationship Answers
DNA Extraction and Comparison Testing is an advanced infidelity DNA testing option designed to determine whether DNA recovered from a personal item matches a known individual. This testing goes beyond detection by extracting usable DNA and comparing it to a reference sample.
It is commonly used when semen or biological material is suspected or has already been detected and deeper answers are needed.
What Is DNA Extraction and Comparison Testing?
DNA extraction and comparison testing involves recovering DNA from biological material found on personal items and comparing it to a known reference sample, such as a cheek swab from a specific individual.
This type of testing is often used in infidelity-related situations where the goal is to determine whether the DNA belongs to a particular person, not just whether biological material is present.
All testing is performed discreetly by accredited laboratory partners using advanced forensic DNA analysis methods.
When DNA Extraction and Comparison Testing May Be Used
This testing option may be appropriate when:
Semen or biological material has already been detected
You want to know whether the DNA matches a specific individual
Standard cheek swab testing is not possible
Discretion and confidentiality are essential
You need more detailed answers than detection alone can provide
Our DNA experts can help you determine whether this testing option fits your situation.
What Can Be Tested?
DNA extraction and comparison testing can be performed on a wide range of non-standard samples, including:
Clothing or undergarments
Bedding or fabric materials
Towels or personal items
Razors, toothbrushes, or other personal effects
DNA recovery depends on the condition of the sample, how it was handled, and exposure to washing, heat, or time. Not all samples will yield usable DNA.
What This Test Can and Cannot Tell You
This test can help determine:
Whether usable DNA can be extracted from the submitted item
Whether the recovered DNA matches a provided reference sample
Whether the DNA does not match the comparison sample
Important limitations:
DNA recovery is not guaranteed
Degraded or cleaned samples may not yield results
Results depend on sample quality and quantity
We prioritize transparency so you know what to expect before testing.
100% Confidential DNA Testing
Every forensic paternity DNA test is handled with care, discretion, and respect.
Private and confidential processing
Accredited forensic laboratory analysis
Secure email delivery of results
No sharing or selling of genetic information
Your privacy is protected at every stage of the process.
We guarantee 100% confidentiality in regards to the results of your DNA test.
Private and Confidential
Accredited Testing
Quick Results
Affordable
DNA Testing With Trusted Accreditations
We partner exclusively with laboratories that meet the highest forensic and scientific standards. Our laboratory partners hold accreditations from organizations such as:
Association for the Advancement of Blood & Biotherapies (AABB)
College of American Pathologists (CAP)
Ministry of Justice and other regulatory bodies
Need help choosing your test?
The Best DNA Testing
Professional Support
Stay informed at step of the process.
Results in 1-2 Business Days
Once all samples arrive at the lab.
Quality Control
Our experts ensure accuracy.
Three Easy Steps to Get the Answers You Need
Order Online
Order DNA extraction and comparison testing online or speak with one of our DNA experts to review your situation and sample options.
1.
Collect the DNA Samples
Submit the personal item suspected of containing DNA along with the reference sample for comparison. All samples are handled discreetly and securely.
2.
Receive Your Results Online
Once testing is complete, within 5-7 business days, we’ll send you an email (the same one placed on file when the order was placed) with your results. Our team is available to help explain your results and discuss next steps.
For clients who need answers sooner, Rush Testing is available, providing next business day results after the laboratory receives the samples.
3.
Not Sure Which Infidelity Test Is Right for You?
Every situation is unique. Our experienced DNA experts can help you understand your options and recommend the best testing solution.
You Deserve Clear Answers
Uncertainty can be overwhelming, especially in sensitive situations. DNA extraction and comparison testing can help provide clarity so you can make informed decisions and move forward with confidence.
DNA extraction and comparison testing can help determine:
Whether usable DNA can be recovered from a submitted item
Whether the recovered DNA matches a known individual
Whether the DNA does not match the comparison sample
This testing does not guarantee DNA recovery, as results depend on sample quality, handling, and exposure to washing, heat, or time.
A Full Range of Infidelity DNA Testing Options
Infidelity testing needs vary depending on your situation, the type of sample available, and the level of information you need. DNA Test Answers offers multiple infidelity DNA testing options to help you get clear, reliable answers.
Semen Detection Testing
Semen detection testing determines whether semen is present on personal items such as clothing, bedding, or other materials. This option is often used as a first step when discreet confirmation is needed.
Learn More About Semen Detection Testing
DNA Extraction and Comparison Testing
DNA extraction and comparison testing goes beyond detection by extracting DNA from biological material and comparing it to a known reference sample. This option is commonly used when identification or confirmation is the next step.
This test can include Semen Detection.
Learn More About DNA Extraction and Comparison Testing
Infidelity DNA Testing Overview
Not sure which infidelity test is right for you? Our infidelity DNA testing overview explains the available testing options, how they work, and how to choose the best approach for your situation.
Learn More About the Full Infidelity Test Lineup We Offer
Need Help Choosing the Right Infidelity Test?
Every situation is unique. If you are unsure which infidelity DNA testing option fits your needs, our experienced DNA experts are available to help guide you.
Still not sure which test you need?
Our knowledgeable DNA experts will listen to your unique situation and advise the best testing option for you.
Reach out to our DNA experts for any help with your situation
FAQ About Infidelity DNA Tests
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Choose between a Full Sibling and Half Sibling Test.
A half sibling test only test to see if one parent is in common between the participants. A full sibling test checks to see if the participants have both parents in common -
Yes, a sibling DNA test can be used to confirm a possible relationship discovered through ancestry testing. The test analyzes specific DNA regions inherited from each sample provider’s parents, assessing genetic similarities and calculating an accurate probability of relationship.
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A sibling DNA test is just as accurate as a paternity test, but the conclusiveness of the results can have more variation.
For example, the probability of a relationship between a father and child is almost always 99.9% or higher—or 0% if he’s not the father—but for a sibling DNA test, the probability of a relationship might be 91%, which is still considered a conclusive result. -
Yes, a sibling DNA test can be used for legal reasons as long as a chain-of-custody procedure has been set up and followed. Results from a legal sibling DNA test are court-admissible and can be used for legal reasons such as Social Security, inheritance rights, immigration, custody, and more. Results for an at-home sibling DNA test kit cannot be used in court.
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The cost of DNA testing services may vary depending on whether you need results simply for personal knowledge (at-home test) or for court (legal test). It also depends on the number of tested parties, whether the mother is testing, etc.
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The probability of relationship (PRI) is given as a percentage in your sibling DNA test results report. You can interpret your results based on the following:
Above 90.9%: the sibling relationship is supported by DNA testing
9.09% – 90.9%: inconclusive result, and additional parties need to be tested
Below 9.09%: the sibling relationship is not supported by DNA testing
If a probability of relationship (PRI) of 93% is given for a sibling test, the result could be understood as: “There is a 93% probability that the persons tested share a full sibling relationship.”
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Yes. When two potential siblings and a mother are DNA tested together, then the probability of an inconclusive result is lower, hence raising the chance that the test will give a conclusive result.
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