

Discover a more complete view
of your future child.
One cheek swab.
2000+ screenings.
immunology
Cancer
Breast, prostate, colorectal, and more cancers
cardiology
Heart disease
Hypertension, coronary artery disease, and more
neurology
Cognitive health
Alzheimer's, Parkinson's, migraines, and more
mindfulness
Mental health
Anxiety, bipolar, schizophrenia, and more
visibility
Vision
Age-related macular degeneration, and more
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Traits
Eye color, height, BMI, IQ, and more
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Longevity
Aging-related disease, rheumatoid arthritis, inflammation markers, and more
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Focus & energy
ADHD, insomnia, asthma, chronic pain, and more
gynecology
Hormones & metabolism
PCOS, thyroid disease, fertility factors, obesity, metabolic syndrome, and more
Learn more from the Nucleus team
Is Preview
right for you?

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Helping couples plan their family, earlier.
Simple, easy
jeffery b.
It's important to do
Dr. hoeflinger
Much better insights
kelly R.

Through Nucleus, I finally got answers to an illness that had affected my family for years and was likely the cause of my sister’s passing.
FSA/HSA eligible
Preview your
future child.

Nucleus Preview
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2 DNA kits (for you and yours)
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Sync partner results
[PRICE.KIT_SOLO.TWO]
[PRICE.KIT_SOLO.TWO_NO_DISCOUNT]
+2 [PRICE.MEMBERSHIP.ONE]/yr memberships
How is Preview different from what's offered in clinics?
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Preview gives you a broader look at what your future child could inherit, screening 2,000+ diseases, conditions, and traits. It’s directly available to prospective parents, but it’s also a clinical-grade genetic test that’s already used in many IVF clinics too.
Most traditional preconception genetic tests (often called carrier screening) focus on a defined set of serious single-gene conditions. That matters, but it doesn’t reflect the full range of questions many parents have today.
Preview includes that rare disease screening and expands beyond it. It estimates likelihood for common health risks like cancer, diabetes, and heart disease, along with likely traits such as eye color, height, and IQ.
How can Preview tell me about things like diabetes or cancer?
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Preview looks at your DNA to understand genetic patterns linked to common conditions like diabetes, heart disease, and many cancers.
Unlike rare diseases that are caused by a single gene, most common health conditions are influenced by many genes working together. So instead of searching for one rare mutation, Preview looks at lots of small genetic factors that, together, shape likelihood.
How can Preview estimate traits like IQ and height?
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Traits like height, IQ, and eye color aren’t determined by a single gene. They’re shaped by many genes working together. Preview analyzes how those genes combine in you and your partner to estimate what’s more or less likely in a future child.
Do I need a partner to do Preview?
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It helps, but you don’t have to. You can do Preview on your own to understand what you might pass on. If a partner tests too (even later on), you can easily pair your results and see the combined genetic picture, which is the most complete view.
If you’re testing on your own, you can purchase a Nucleus Health kit and still unlock your Preview insights:
https://mynucleus.com/health/shop
Do I have to be doing IVF to do Preview?
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Not at all. Many couples do Preview as their first step in family planning, whether IVF is already in the cards for them, or they’re hoping to conceive naturally. The goal is to get more information at the earliest point, so you can take steps to reduce risk and make decisions that support your future child’s long-term health.
The New England Journal of Medicine. Nationwide, Couple-Based Genetic Carrier Screening
Lichstein J, Riley C, Keehn A, Lyon M, Maiese D, Sarkar D, Scott J. Children with genetic conditions in the United States: Prevalence estimates from the 2016-2017 National Survey of Children's Health. Genet Med. 2022. Epub 2021 Nov 30. PMID: 34906507.
Percent calculated based on parents together being at above average risk for at least one of 15 common diseases.














