Twin Zygosity

Twin Zygosity

Is there a difference between identical and fraternal twins? Our test can confirm it.

The Twin Zygosity DNA Test determines whether a set of twins shares the same DNA (identical) or has distinct genetic profiles (fraternal). This test is commonly used by parents, adult twins, or healthcare professionals who want accurate clarity without relying on visual similarities or guesswork.

Who is it for?

• New parents

• Adult twins

• Healthcare providers

• Curious families or individuals

How it works:

• Simple cheek swab collection (in-office or mobile collection)

• Fast, confidential lab processing

• Results are typically available in 2–5 business days

What’s included:

• Sample collection by trained staff

• Full lab-grade zygosity analysis

• Digital results report

Why people take this test:

• For peace of mind

• To settle lingering questions

• For health or research purposes

• To confirm or challenge hospital records