Diagnostics

Functional Laboratory Testing

Testing that goes beyond what insurance covers, uncovering what's really driving how you feel.

Functional laboratory testing at Body Blu in Cardiff, CA

Our Approach

Testing That Goes Beneath the Surface

At Body Blu, functional laboratory testing serves as a cornerstone of our personalized care model and really takes testing beyond what a patient will receive through their insurance company. Rather than relying solely on symptom-based treatment, Dr. Scarpuzzi uses advanced testing to uncover underlying imbalances that may be contributing to fatigue, digestive concerns, hormone issues, metabolic dysfunction, nutrient deficiencies, and other chronic health challenges. He takes the time to thoroughly interpret results and translate complex data into practical, individualized recommendations. Patients appreciate the clarity and confidence that comes from understanding what is happening beneath the surface, creating a more engaged and collaborative healthcare experience.

The result is real clarity on what's driving your symptoms, and a practical plan built from your own data, not a generic checklist. Whether you feel unwell despite normal routine labs, are managing a hormone imbalance, or simply want to optimize your long-term health and vitality, functional testing gives you the insight to move forward with confidence.

Benefits

Why Patients Choose Functional Lab Testing

Six ways comprehensive testing helps uncover what standard labs often miss.

Uncovers Hidden Imbalances
Goes beyond standard insurance testing to catch subtle hormonal shifts and early dysfunction before they become bigger problems.
Clear, Practical Interpretation
Complex data translated into recommendations you can actually act on, not a printout full of confusing numbers.
A Cornerstone of Personalized Care
We use concentrated nutrient solutions rather than diluted ones, meaning less fluid per shot for a gentler, more comfortable injection experience.
Clarity on Chronic Symptoms
Helps explain persistent fatigue, digestive concerns, hormone issues, and symptoms that persist even when routine labs look normal.
Metabolic & Nutrient Insight
Identifies deficiencies, inflammatory markers, and metabolic dysfunction that standard labs often miss entirely.
Confident, Collaborative Care
Understand what's happening beneath the surface and stay actively involved in a plan built around your own data.

Our Test Menu

What We Test For

A comprehensive range of in-clinic and specialty testing, chosen based on your symptoms and goals.

Hormone & Endocrine
Female Hormone Panel
Estrogen, progesterone, and related balance for menstrual health, fertility, and menopause.
Male Hormone Panel
Testosterone and other androgens supporting energy, libido, and mood.
Thyroid Panel
Full thyroid function testing beyond TSH, including free T3, free T4, and antibodies.
Metabolic & Cardiovascular
Comprehensive Metabolic Panel
Blood sugar, kidney function, liver enzymes, and electrolyte balance.
Advanced Cardiovascular Assessment
Lipid sub-fractions and advanced cardiovascular risk markers.
Lipid Panel
Standard cholesterol and triglyceride testing for cardiac risk.
Digestive & Gut Health
Comprehensive Stool Analysis
Gut microbiome balance, digestion quality, and inflammatory markers.
SIBO Testing
Detects bacterial overgrowth linked to digestive discomfort and malabsorption.
Leaky Gut Testing
Identifies increased intestinal permeability and immune activation.
Immune & Allergy
Autoimmune Testing
Screens for markers that may explain chronic symptoms and immune dysfunction.
Food IgG + IgA Allergy Panel
Detects food-related immune responses driving inflammation and fatigue.
Environmental Allergy Test
Identifies sensitivities to pollen, mold, dust, and other triggers.
Celiac + Gluten Sensitivity + Zonulin
Tests for gluten intolerance and gut barrier-related proteins.
Nutrient & Toxicology
Nutrient Level Testing
Measures vitamins, minerals, and cofactors for cellular and immune health.
Heavy Metals Toxicity
Screens for toxic elements like lead, mercury, or arsenic.
Specialized Assessments
Adrenal Testing
Evaluates cortisol and stress hormone patterns.
Neurotransmitter Testing
Assesses chemical messengers influencing mood, focus, sleep, and cognition.
Genetic Testing (Including MTHFR)
Identifies polymorphisms affecting methylation and detoxification.
Biological Age Testing
Understand how lifestyle factors may be aging your body at a cellular level.

Is This Right for You?

Who Can Benefit From Functional Testing

Functional testing isn't just for chronic illness, it's for anyone who wants real answers.

You feel unwell despite "normal" routine lab results.
You experience unexplained fatigue, digestive distress, or mood changes.
You want to optimize your performance, longevity, or vitality.
You're managing hormone imbalances or a chronic condition.
You want a proactive approach to wellness, not just reactive care.

Testimonials

What Our Patients Say

Real stories from real patients who found relief with Body Blu's root-cause approach.

★★★★★

"I've been going to Body Blu and Dr. Scarpuzzi for several years. I always get the best care and rely on their services to keep me healthy! I'd highly recommend this service for anybody interested in exploring a natural path to a healthier life."

Reviewer Corey C.

Corey C.

Carlsbad, CA

★★★★★

"BodyBlu has been fantastic for a number of functional health needs for my family. I appreciate the full body health approach and natural process to true health."

Reviewer Sebastian Harris

Sebastian Harris

Cardiff, CA

Our Team

Meet Our Staff

Compassionate, experienced care from a team dedicated to finding your root cause.

Joseph Scarpuzzi, ND

Naturopathic Doctor  •  CA License ND861

Dr. Scarpuzzi is a licensed naturopathic doctor and member of the California Naturopathic Doctors Association (CNDA), practicing at Body Blu's Cardiff and Carlsbad locations. His clinical focus centers on the endocrine system, including thyroid, adrenal, and male and female hormone health, alongside gastrointestinal conditions, anti-aging and longevity medicine, and functional medicine. Dr. Scarpuzzi takes a root-cause approach to care, combining advanced diagnostics with personalized, natural therapies to help each patient reach lasting,
optimal health.

Shelli Liddell

Medical Assistant & Office Manager

Supporting our doctor is Shelli Liddell, our skilled medical assistant and office manager, ensuring every patient experience is smooth, comfortable, and personalized. From the moment you walk in, Shelli helps coordinate your care, assist with treatments, and keep the day-to-day rhythm of the clinic running so you can focus on getting well.

Recognized for Excellence:

Ranch & Coast Best Naturopathic Medicine

2016 · 2017 · 2018 · 2019

Best of La Jolla

2015 Winner

A-List Winner

2014

Best of La Jolla

2015 Winner

A-List Winner

2014

Ranch & Coast Best Naturopathic Medicine

2016 · 2017 · 2018 · 2019

Body Blu award recognitionRanch & Coast Best Naturopathic Medicine 2016 award badgeRanch & Coast Best Naturopathic Medicine 2017 award badgeBody Blu award recognitionBody Blu award recognitionBody Blu award recognition
Body Blu award recognitionRanch & Coast Best Naturopathic Medicine 2016 award badgeRanch & Coast Best Naturopathic Medicine 2017 award badgeBody Blu award recognitionBody Blu award recognitionBody Blu award recognition
Body Blu award recognitionRanch & Coast Best Naturopathic Medicine 2016 award badgeRanch & Coast Best Naturopathic Medicine 2017 award badgeBody Blu award recognitionBody Blu award recognitionBody Blu award recognition

Get Started

Request a Discovery Call

Tell us a bit about what's going on, and our team will follow up to schedule your visit.

Body Blu PHR patient app on a smartphone
The Body Blu App — for existing patients

Your next visit, booked from your pocket.

Book and manage appointments, track your treatments and shot history, get reminders for your next visit, and stay connected with your care team — all in one place.

01
Download the app

Free for iPhone and Android.

02
Sign in (for existing patients only)

Use your Body Blu patient account.

03
Pick a day and time

Choose your visit type and send the request.

Button icon with a downward arrow and the text 'Download'.Google Play store badge with the Google Play logo on the left and the text 'GET IT ON Google Play' in white on a black background.
Book and reschedule

See open times for your provider and request a slot.

On the Body Blu blog

3 Powerful Ways the Body Blu PHR App Transforms Care

Why Choose Body Blu

What Makes Our Functional Laboratory Testing Different

Six reasons this is one of our most loved, most trusted services.

1

Testing Beyond Insurance Standards

We go further than what a standard insurance panel would ever cover.

2

Thorough Result Interpretation

We take the time to translate complex data into practical, individualized recommendations.

3

A Cornerstone of Your Care Plan

Testing anchors every treatment plan, not an afterthought.

4

Root-Cause Focus

We look past symptoms to find the underlying imbalance driving them.

5

Naturopathic Doctor-Led Care

Every result is reviewed and explained by a licensed naturopathic doctor.

6

Collaborative, Engaged Care

You stay informed and involved in your own plan, every step of the way.

Ready to find out what's really happening beneath the surface?

Resources

From Our Blog

Naturopathic insights, wellness tips, and updates from the Body Blu team.

Diarrhea, Constipation, and Gut Health: How a Comprehensive Stool Analysis Can Reveal the Root Cause

Wellness

Diarrhea, Constipation, and Gut Health: How a Comprehensive Stool Analysis Can Reveal the Root Cause

Struggling with persistent diarrhea or constipation that doesn’t seem to have a clear cause? You’re not alone. Many people deal with ongoing digestive issues despite eating well, exercising, and trying different supplements.

Glutathione: Benefits, Risks, and Scientific Evidence

Wellness

Glutathione: Benefits, Risks, and Scientific Evidence

Glutathione is a naturally occurring antioxidant found in virtually every cell of the human body. Often referred to as the “master antioxidant,” it plays a central role in protecting cells from oxidative damage, supporting detoxification, and maintaining overall cellular function.

NAD+ and Aging: The Cellular Link to Energy and Longevity

Wellness

NAD+ and Aging: The Cellular Link to Energy and Longevity

Aging is often thought of as something that happens on the surface—wrinkles, slower metabolism, reduced energy. But the real story begins much deeper, inside your cells. One of the most important drivers of how your body ages is a molecule called NAD+.

Questions

Frequently Asked Questions

Answers to common questions about functional lab testing at Body Blu.

How is this different from the labs my insurance covers?
What can functional lab testing detect?
What types of samples are collected?
How are my results explained to me?
How often should I get functional lab testing?
Do I need to prepare for testing?
How long does it take to get results?
Do you accept insurance for lab testing?