3X4 offers a turnkey solution to bring the power of genetic testing into your practice so you can provide your patients more personalized and actionable insights that will help them live better, longer, and healthier lives.

Access Medical Labs provides solutions for Hormone Testing, Anti-Aging Testing, Weight Loss Testing and more. They are known for fast turnaround times on testing.

Alletess specializes in food allergy and food sensitivity testing, offering serum, blood spot and finger-stick options and Wellness Plans to go along with results.

Best known for their hormone and genetic test panels. Offered in blood or saliva. Offer stat turnaround in 24 hours for genetic tests.

BioReference Laboratories is one the largest testing and diagnostics companies in the country. Their extensive catalog covers a wide range of basic blood lab testing needs.

BostonHeart does basic bloodwork and cardio-metabolic labs in all-cash pricing, with no order minimum.

Cell Science Systems offers functional medicine tests, including the ALCAT Test, that aim to provide guidance for the ultimate personalization of diet based on scientific diagnostics. Practitioners can also take advantage of their nutritional consultations for themselves or patients.

Cyrex specializes in functional immunology and autoimmunity, and they offer serum antibody testing.

DNA RX is a genetic testing company that offers wellness-oriented panels for healthcare providers. With a focus on diet and lifestyle, DNA RX provides genetic reports that give actionable and clinically useful information.

For more than a decade, dnalife has been at the forefront of genetic testing. Their reports provide practical insights to the clinician that aim to reduce disease risk and optimize patient health. dnalife specializes in Nutrigenomics and Pharmacogenetic tests.

Diagnostic Solutions Laboratory is best known for their flagship GI-Map stool test, though they also offer several other tests including a genomics test.

Doctor’s Data is best known for their essential and toxic elemental testing, and they also offer an array of other specialty tests.

ELISA ACT specializes in their lymphocyte response assay for detecting delayed hypersensitivities.

Gemelli Biotech leverages leading biological discoveries related to the microbiome to provide non-invasive precision diagnostics which enable clinicians to definitively detect scientifically validated biomarkers and optimally treat GI diseases including SIBO, IMO, excess hydrogen sulfide, and post-infectious IBS.

Genova Diagnostics offers a wide array of tests, though their most popular ones are their GI-Effects stool test, NutrEval nutritional test and SIBO breath tests.

Great Plains Labs provide testing for metabolic, genetic, mitochondrial, and environmental factors in chronic illnesses.

iGenex offers testing for lyme disease, relapsing fever, and other tick-borne illnesses.

Immunosciences Lab is a clinical reference and research laboratory in the field of molecular medicine. ISL specializes in utilizing the most highly sensitive and accurate testing methods for detecting lyme disease, autoimmunity, and viral infections.

Infinite Allergy Labs strives to bring you state of the art accurate allergy testing, so you can improve patient care. Their food and environmental antigen panels may uncover the hidden culprits making patients sick, fatigued, inflamed, and overweight. They are your partner in diagnostic food and environmental allergy/sensitivity testing!

KBMO Diagnostics specializes in food inflammation and offers food inflammation tests. They’re also currently offering COVID-19 antibody tests in bloodspot and serum.

Microbiome Labs offers the BiomeFX, which uses advanced and accurate sequencing technology to explore some of the many inner functions of the gut microbiome. This test explores the pathogens in the gut as well as the keystone species that are crucial to overall health and the metabolic functions. Included in the test insights are actionable nutrition, lifestyle, and supplement recommendations that can be used as a road map to improve a patient’s unique microbiome.

Precision Analytical is also known as DUTCH. They specialize in dried urine hormone testing.

Precision Point Diagnostics specializes in Functional Diagnostics with a focus on Allergy, Sensitivity, and Intestinal Permeability testing.

Quicksilver Scientific has clinical metals testing, and are best known for their Mercury tri-test.

RealTime Laboratories is a pioneer in the hidden dangers of mold exposure. Research continues to show that mycotoxins and other toxic mold can cause serious health conditions in certain populations. RealTime Laboratories' medical team and scientific committee are leaders in mold and mycotoxins.

NeuroLab specializes in functional neuroendocrine testing, most notably urinary neurotransmitters and salivary hormones.

SpectraCell is best known for their Intracellular Micronutrient Assay – measures 31 micronutrients and how they affect cellular function and immunity.

TruDiagnostic offers a test called TruAge which looks at over 900,000 methylation markers. TruAge measures Biological Age in addition to a full suite of aging related metrics. This includes telomere length measurements, intrinsic and extrinsic age calculations, immune cell subset deconvolution, current pace of aging, and more.

US Biotek specializes in food allergy and food sensitivity testing. They’re also currently offering Covid-19 serum antibody testing.

Vibrant Labs is a one-stop shop for lab testing covering everything from conventional labs (Vibrant America) to functional diagnostics labs (Vibrant Wellness). They are known for their proprietary microchip array technology, antibody testing, and competitive prices. Flagship tests include the Wheat Zoomer, Gut Zoomer, Total Tox bundle, and Tickborne testing.

ZRT lab specializes in hormone testing, done in both blood spot and saliva. They also offer an array of other tests in bloodspot, urine and saliva.