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Cristine Santander

Author

Cristine Santander

Content Contributor

Cristine Santander is a content writer for KnowYourDNA. She studied industrial psychology and built her career across recruiting, virtual assistance, and health writing.

She writes about general health, pregnancy, and childcare, with a focus on practical information and myth-busting.

Articles by Cristine

Featured image for ClarityX vs GeneSight (2026)
DNA Testing · 10 min read

ClarityX vs GeneSight (2026)

GeneSight is clinician-ordered and bills insurance, with a $330 self-pay option. ClarityX sells direct at $399 for Mindwell or $499 for Max Rx and takes no insurance at all. Here is which one fits your situation.

Cristine Santander · Aug 21, 2026
Featured image for Are Freckles Genetically Inherited?
DNA Testing · 4 min read

Are Freckles Genetically Inherited?

A few bronze dots can feel charming or worrying. You may ask if they sit in your DNA, appear from the sun, or both. The answer blends genes with sunshine —and

Cristine Santander · Sep 9, 2023
Featured image for What Does the GenePlaza DNA Test Tell You?
DNA Testing · 7 min read

What Does the GenePlaza DNA Test Tell You?

Aside from our personal experience, we also scanned hundreds of GenePlaza reviews. Here are some of the most common comments we read:

Cristine Santander · Jul 26, 2023
Featured image for TellMeGen Review (2026): Is It Worth It for Health and Ancestry?
DNA Testing · 5 min read

TellMeGen Review (2026): Is It Worth It for Health and Ancestry?

TellMeGen covers 400+ traits including pharmacogenetics, carrier screening, and ancestry from 50+ reference populations starting around EUR99. It fits best if you want broad health-plus-ancestry coverage and do not need the polish of 23andMe.

Cristine Santander · Jul 19, 2023
Featured image for What is a Karyotype and Why is It Important?
DNA Testing · 6 min read

What is a Karyotype and Why is It Important?

A karyotype test gives your doctor a visual snapshot of your chromosomes. Here's when you might need one, what it can detect, and what to expect.

Cristine Santander · Jun 16, 2023
Featured image for ClarityX DNA Review 2026: Cost, Panel, and How It Compares
DNA Testing · 17 min read

ClarityX DNA Review 2026: Cost, Panel, and How It Compares

ClarityX is a focused pharmacogenomic test best used with a prescribing clinician. Mindwell and Max Rx test the same 39 genes; the difference is report scope (120+ vs. 285+ medications). See 2026 list pricing, sample-collection details, and how ClarityX compares to GeneSight, Genomind, Tempus nP, and OneOme.

Cristine Santander · Jun 14, 2023
Featured image for The Centimorgan Relationship Calculator Explained
DNA Testing · 2 min read

The Centimorgan Relationship Calculator Explained

A centimorgan calculator does not prove one exact relationship by itself. It helps you narrow the range of likely relationships based on how much DNA two people share.

Cristine Santander · Oct 19, 2022
Featured image for What Is CODIS?
DNA Testing · 6 min read

What Is CODIS?

CODIS is a powerful health technology that helps to identify and track individuals. Learn more about how CODIS works and how it can help you.

Cristine Santander · Oct 7, 2022
Featured image for Grandparent Paternity Testing
DNA Testing · 4 min read

Grandparent Paternity Testing

See how far a DNA test can go in finding your blood relatives — we cover whether genetic testing can prove grandparent status and what to expect from the results.

Cristine Santander · Nov 11, 2021