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Laboratory test listing
Medical
Code: TST3A758B57
Twin DNA Testing
Lab: Allschoolabs · 7 day(s) estimated delivery · 23 views
Test price
Discount for partners
₦250,000
Estimated turnaround7 days (Express testing available)
Sample requirement1ml or lesser
Sample submissionPickup from your location / Drop-off at a collection centre
How to Request Test
- Add Test to Cart.
- On the Cart / “Pay & Book Test” page, fill in your details.
For questions, please
.
We maintain strict confidentiality. We do not fabricate, alter, or manipulate results.
About Twin DNA Testing
Twin DNA Testing, also known as Twin Zygosity Testing, is a specialised genetic test used to determine whether twins are identical (monozygotic) or fraternal (dizygotic). While some twins may appear remarkably alike, physical resemblance alone cannot accurately determine whether they originated from the same fertilised egg. Twin DNA Testing provides a precise scientific answer by analysing multiple genetic markers across the twins' DNA.
Identical twins develop from a single fertilised egg that splits into two embryos, meaning they share virtually all of their genetic material. Fraternal twins develop from two separate eggs fertilised by two different sperm cells and are genetically similar in the same way as ordinary brothers or sisters, sharing approximately 50% of their DNA.
This test is valuable for parents, researchers, healthcare providers, and twins who wish to better understand their genetic relationship. Knowing whether twins are identical or fraternal may also provide useful information for certain medical evaluations, genetic counselling, family studies, and scientific research.
At AllAnalysis, Twin DNA Testing is performed by accredited molecular genetics laboratories using advanced DNA profiling techniques to deliver highly accurate, confidential, and reliable results.
Test Highlights
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Accurately determines whether twins are identical or fraternal
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Highly accurate DNA analysis using advanced genetic technology
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Simple, painless cheek swab sample collection
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Suitable for newborns, children, and adults
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Strictly confidential laboratory testing
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Fast and reliable laboratory processing
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Performed by experienced molecular genetics professionals
Common Reasons for Twin DNA Testing
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Confirm whether twins are identical or fraternal
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Medical and genetic counselling
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Scientific or academic research
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Personal curiosity
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Family health assessments
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Twin studies
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Educational purposes
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Family record documentation
Sample Required
-
Buccal (cheek) swab from each twin
In some situations, additional samples from one or both biological parents may be requested to support interpretation, although this is not required for most twin zygosity tests.
Turnaround Time
Results are typically available within 3–10 working days after all required samples have been received by the laboratory.
Sample & Submission Guide
Sample amount / volume
1ml or lesser
How to package the sample
Proper sample collection and packaging are essential to ensure accurate DNA analysis and dependable results.
Collection at Our Centre
You may visit any designated AllAnalysis sample collection centre, where our trained personnel will collect cheek (buccal) swab samples quickly, safely, and painlessly.
Home, Office & Mobile Sample Collection
For your convenience and privacy, AllAnalysis offers confidential mobile sample collection services.
Our trained collection officer can visit your:
Home
Office
Hospital
Hotel
School
Research facility
Any other preferred location
This service provides maximum convenience while maintaining complete confidentiality and professional handling of every sample collected.
Self-Collection Instructions
Where private self-collection is permitted:
Do not eat, drink, smoke, chew gum, or brush your teeth for at least 30 minutes before collection.
Wash your hands thoroughly before opening the swab package.
Rub the sterile swab firmly against the inside of each participant's cheek for 30–60 seconds.
Allow each swab to air dry completely.
Never touch the cotton tip.
Use separate swabs for each twin.
Packaging Instructions
Place each dried swab into its own labelled paper envelope.
Clearly label each envelope (e.g., Twin A and Twin B).
Never place both participants' swabs in the same envelope.
Do not package wet swabs.
Seal the envelopes securely before delivery.
Samples may be delivered to an AllAnalysis collection centre, collected by our authorised courier, or picked up directly by our mobile collection team.
Confidentiality
All DNA samples, laboratory analyses, and reports are processed under strict confidentiality procedures. Results are released only to authorised individuals or legal guardians where applicable.
Collection at Our Centre
You may visit any designated AllAnalysis sample collection centre, where our trained personnel will collect cheek (buccal) swab samples quickly, safely, and painlessly.
Home, Office & Mobile Sample Collection
For your convenience and privacy, AllAnalysis offers confidential mobile sample collection services.
Our trained collection officer can visit your:
Home
Office
Hospital
Hotel
School
Research facility
Any other preferred location
This service provides maximum convenience while maintaining complete confidentiality and professional handling of every sample collected.
Self-Collection Instructions
Where private self-collection is permitted:
Do not eat, drink, smoke, chew gum, or brush your teeth for at least 30 minutes before collection.
Wash your hands thoroughly before opening the swab package.
Rub the sterile swab firmly against the inside of each participant's cheek for 30–60 seconds.
Allow each swab to air dry completely.
Never touch the cotton tip.
Use separate swabs for each twin.
Packaging Instructions
Place each dried swab into its own labelled paper envelope.
Clearly label each envelope (e.g., Twin A and Twin B).
Never place both participants' swabs in the same envelope.
Do not package wet swabs.
Seal the envelopes securely before delivery.
Samples may be delivered to an AllAnalysis collection centre, collected by our authorised courier, or picked up directly by our mobile collection team.
Confidentiality
All DNA samples, laboratory analyses, and reports are processed under strict confidentiality procedures. Results are released only to authorised individuals or legal guardians where applicable.
How to submit or send the sample
- Pickup from your location
- Drop-off at a collection centre
Current pickup areas: Any Park around Ojuelegba - Yaba (Lagos, Nigeria), Any Park around Ota (Ogun State, Nigeria)
Collection centres: 104 Western Avenue; Suite C1, God's promise complex, Bells bus stop, Ota
Sample retention
7 Days
Laboratory operating hours
Mon 3 - Fri 2
Other important instructions
Before booking your Twin DNA Test, please note the following:
Appointment Recommended: Booking in advance helps ensure prompt sample collection and laboratory processing.
Suitable for All Ages: The test can be performed on newborns, infants, children, teenagers, and adults.
Parental Consent: Twins under 18 years of age must be accompanied by a parent or legal guardian, who must provide consent for testing.
Valid Identification: Participants may be required to present valid identification, particularly where formal documentation is needed.
Prepare for Collection: Avoid eating, drinking, smoking, chewing gum, or brushing your teeth for at least 30 minutes before sample collection.
Sample Quality: Poor-quality or contaminated samples may require recollection, which could extend the turnaround time.
Turnaround Time: Standard laboratory processing generally takes 3–10 working days after receipt of all required samples.
Nationwide & International Collection: Where available, AllAnalysis can coordinate confidential sample collection for participants in different cities or countries.
Complete Privacy: Every sample is assigned a secure laboratory identification number, and all personal information and results remain confidential.
Need Assistance? Our customer support team is available to answer your questions, explain the testing process, and help you schedule a convenient appointment at one of our centres or at your preferred location.
Appointment Recommended: Booking in advance helps ensure prompt sample collection and laboratory processing.
Suitable for All Ages: The test can be performed on newborns, infants, children, teenagers, and adults.
Parental Consent: Twins under 18 years of age must be accompanied by a parent or legal guardian, who must provide consent for testing.
Valid Identification: Participants may be required to present valid identification, particularly where formal documentation is needed.
Prepare for Collection: Avoid eating, drinking, smoking, chewing gum, or brushing your teeth for at least 30 minutes before sample collection.
Sample Quality: Poor-quality or contaminated samples may require recollection, which could extend the turnaround time.
Turnaround Time: Standard laboratory processing generally takes 3–10 working days after receipt of all required samples.
Nationwide & International Collection: Where available, AllAnalysis can coordinate confidential sample collection for participants in different cities or countries.
Complete Privacy: Every sample is assigned a secure laboratory identification number, and all personal information and results remain confidential.
Need Assistance? Our customer support team is available to answer your questions, explain the testing process, and help you schedule a convenient appointment at one of our centres or at your preferred location.
Questions About Twin DNA Testing
How much does Twin DNA Testing cost?
The test price is ₦250,000. The amount shown on this page is the current test price before any eligible discount, delivery or collection charge.
How long does Twin DNA Testing take?
The current estimated result delivery time is 7 days. Actual timing can depend on sample condition, preparation and laboratory workflow.
How much sample is required for Twin DNA Testing?
The sample requirement shown by the laboratory is: 1ml.
How should I package a sample for Twin DNA Testing?
Proper sample collection and packaging are essential to ensure accurate DNA analysis and dependable results. Collection at Our Centre You may visit any designated AllAnalysis sample collection centre, where our trained personnel will collect cheek (buccal) swab samples quickly, safely, and painlessly. Home, Office & Mobile Sample Collection For your convenience and privacy, AllAnalysis offers confidential mobile sample collection services. Our trained collection officer can visit your: Home Office Hospital Hotel School Research facility Any other preferred location This service provides maximum convenience while maintaining complete confidentiality and professional handling of every sample collected. Self-Collection Instructions Where private self-collection is permitted: Do not eat, drink, smoke, chew gum, or brush your teeth for at least 30 minutes before collection. Wash your hands thoroughly before opening the swab package. Rub the sterile swab firmly against the inside of each participant's cheek for 30–60 seconds. Allow each swab to air dry completely. Never touch the cotton tip. Use separate swabs for each twin. Packaging Instructions Place each dried swab into its own labelled paper envelope. Clearly label each envelope (e.g., Twin A and Twin B). Never place both participants' swabs in the same envelope. Do not package wet swabs. Seal the envelopes securely before delivery. Samples may be delivered to an AllAnalysis collection centre, collected by our authorised courier, or picked up directly by our mobile collection team. Confidentiality All DNA samples, laboratory analyses, and reports are processed under strict confidentiality procedures. Results are released only to authorised individuals or legal guardians where applicable.
How can I send or submit my sample?
Allschoolabs currently accepts sample submission by Pickup from your location or Drop-off at a collection centre. Pickup areas currently listed in the booking database include Any Park around Ojuelegba - Yaba (Lagos, Nigeria), Any Park around Ota (Ogun State, Nigeria). Available collection centre information includes 104 Western Avenue; Suite C1, God's promise complex, Bells bus stop, Ota. Click the "Add to cart" button to continue booking and enter sample details.
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