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Lab Tests in Functional Medicine

December 25, 20245 min read

What Kind of Lab Tests Do You Use in Functional Medicine? Insights from Frosini Functional N.P. in Williamsville, NY

Functional medicine takes a deep dive into your health, aiming to uncover the root causes of any issues you’re facing. One way we achieve this at Frosini Functional N.P. in Williamsville, NY, is through advanced lab testing. These tests provide valuable insights that help us design personalized treatment plans tailored to your unique needs.

If you’ve ever wondered what makes functional medicine lab tests so different from conventional ones, or why they’re essential to your care, you’re in the right place. Let’s explore the types of lab tests we use and how they help us unlock the full picture of your health.


Why Are Lab Tests Important in Functional Medicine?

In functional medicine, we focus on identifying the underlying causes of health issues rather than just addressing symptoms. Lab tests play a crucial role in:

  • Diagnosing Root Causes: Pinpointing imbalances or deficiencies in your body.

  • Personalizing Treatment Plans: Providing specific data to tailor your care.

  • Monitoring Progress: Ensuring treatments are effective and making adjustments as needed.

At Frosini Functional N.P. in Williamsville, NY, we use these tests to gather a comprehensive view of your health, enabling us to target the issues at their source.


Types of Lab Tests Used in Functional Medicine

Functional medicine lab tests go beyond standard bloodwork. Here are the most common types of tests we use:

1. Comprehensive Blood Panels

Blood tests provide foundational information about your health. We look beyond the basics, evaluating:

  • Nutrient Levels: Vitamin D, B12, magnesium, and more.

  • Inflammatory Markers: CRP (C-reactive protein) and ESR (erythrocyte sedimentation rate).

  • Thyroid Function: TSH, T3, T4, and thyroid antibodies.

  • Blood Sugar Regulation: Fasting glucose, HbA1c, and insulin levels.

These tests help identify deficiencies, inflammation, and metabolic imbalances.

2. Hormone Panels

Hormonal imbalances can affect everything from energy levels to mood. Functional medicine hormone testing includes:

  • Adrenal Function: Cortisol levels (via saliva or blood).

  • Reproductive Hormones: Estrogen, progesterone, testosterone.

  • Thyroid Hormones: A deeper look beyond standard TSH testing.

For more on addressing hormonal issues, read our blog on balancing hormones naturally.

3. Gut Microbiome Testing

Your gut health impacts digestion, immunity, and even mental well-being. Functional gut tests analyze:

  • Microbial Diversity: Assessing beneficial and harmful bacteria.

  • Inflammatory Markers: Identifying gut inflammation.

  • Digestive Function: Evaluating enzymes and absorption.

Gut health tests are invaluable for conditions like IBS, leaky gut, and autoimmune diseases.

4. Food Sensitivity Testing

Food sensitivities can trigger inflammation, headaches, digestive issues, and more. Testing identifies:

  • Specific Food Triggers: Common culprits like gluten, dairy, or soy.

  • Immune Reactions: IgG and IgA responses to foods.

This information allows us to create tailored dietary plans that reduce inflammation and improve overall health.

5. Toxin and Heavy Metal Testing

Exposure to toxins and heavy metals can contribute to chronic illnesses. Tests may include:

  • Heavy Metals: Lead, mercury, arsenic.

  • Environmental Toxins: Pesticides, plastics, and industrial chemicals.

These tests are essential for addressing environmental factors affecting your health.

6. Genetic Testing

Genetic testing can provide insights into how your DNA influences your health. It evaluates:

  • Nutritional Needs: Genes that impact vitamin and mineral absorption.

  • Detox Pathways: Your ability to process toxins.

  • Disease Risk: Genetic predispositions for certain conditions.


How Are Functional Medicine Lab Tests Different?

Functional medicine lab tests are more comprehensive than conventional ones. At Frosini Functional N.P. in Williamsville, NY, we:

  • Go Deeper: Analyze a broader range of markers.

  • Look for Patterns: Identify how different systems in the body interact.

  • Focus on Optimal Ranges: Aim for optimal health, not just the absence of disease.

This holistic approach provides a clearer understanding of your health and allows us to address issues proactively.


Real-Life Applications of Functional Medicine Lab Tests

Case 1: Fatigue and Low Energy

A patient struggling with chronic fatigue underwent testing for:

  • Thyroid function

  • Vitamin D and B12 levels

  • Cortisol patterns

The results revealed a combination of low vitamin D and adrenal fatigue. A targeted supplement plan and stress management techniques led to significant energy improvements.

Case 2: Digestive Issues

For a patient with bloating and discomfort, gut microbiome and food sensitivity tests uncovered:

  • Imbalanced gut bacteria

  • Sensitivity to gluten and dairy

A personalized dietary plan and probiotics helped restore gut health and alleviate symptoms.

For more success stories, visit our testimonials page.


FAQs About Functional Medicine Lab Tests

Are these tests covered by insurance?

Coverage varies depending on your insurance provider and the specific test. We recommend checking with your insurer. For more information, read our blog on functional medicine and insurance.

How are these tests performed?

Tests may involve blood draws, saliva samples, urine collections, or stool samples. Our team will guide you through the process.

How long do results take?

Most test results are available within 1-3 weeks, depending on the complexity of the test.


Benefits of Functional Medicine Lab Tests

  • Precision: Identifies specific imbalances or deficiencies.

  • Personalization: Provides data to create a tailored health plan.

  • Proactivity: Addresses issues before they become severe.


External and Internal Resources

External Resources

  1. Institute for Functional Medicine: Lab Testing

  2. Harvard Health: Understanding Lab Tests

Internal Resources


Take the First Step with Functional Medicine Lab Tests

At Frosini Functional N.P. in Williamsville, NY, we’re here to help you uncover the root causes of your health concerns. Our advanced lab tests provide the insights needed to create a personalized plan just for you.

  • Call us: (716) 201-0753

  • Visit us: 5500 Main St., Williamsville, NY

  • Email us: [email protected]

Let’s work together to unlock your optimal health.


A Doctor of Nursing Practice, Board-Certified Family Nurse Practitioner, Registered Nurse, and Board-Certified Nurse Health Coach. She earned her Bachelor of Science degrees in Biology and Nursing from Niagara University, and her Family Nurse Practitioner and Doctor of Nursing Practice degrees from D’Youville University. Dr. Frosini is certified as a Functional Nurse Practitioner through the Elite NP and as a Nurse Health Coach through the Nurse Coach Collective. Her board certifications are through the American Nurses Credentialing Center (ANCC) and the American Holistic Nurses Credentialing Center (AHNCC), which has earned Magnet status. Dr. Frosini is licensed to practice in New York State.

Maria Frosini

A Doctor of Nursing Practice, Board-Certified Family Nurse Practitioner, Registered Nurse, and Board-Certified Nurse Health Coach. She earned her Bachelor of Science degrees in Biology and Nursing from Niagara University, and her Family Nurse Practitioner and Doctor of Nursing Practice degrees from D’Youville University. Dr. Frosini is certified as a Functional Nurse Practitioner through the Elite NP and as a Nurse Health Coach through the Nurse Coach Collective. Her board certifications are through the American Nurses Credentialing Center (ANCC) and the American Holistic Nurses Credentialing Center (AHNCC), which has earned Magnet status. Dr. Frosini is licensed to practice in New York State.

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