Jackie Klein

973-259-6811

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973-259-6811

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  • Home
  • About
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    • Pre & Postnatal
    • Nutrition Services
    • Functional Testing
  • Events
  • Testimonials
  • Contact Us
  • Recipes
  • Supplements
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Functional Testing

Micronutrient

MTHFR Genetic Testing

MTHFR Genetic Testing

Intracellular, nutrients, micronutrients, deficiency, vitamins, minerals, antioxidants, immunity

Are you eating well and taking vitamins, but still have low energy and fatigue? This intracellular blood test measures the deficiencies of 31 micronutrients within the cell where metabolism of those nutrients occur. 

MTHFR Genetic Testing

MTHFR Genetic Testing

MTHFR Genetic Testing

A picture of a whole family looking happy and healthy

A genetic blood test that specifies how well your body processes homocysteine and B vitamins, specifically B2, B12, and folate. Functionality of this gene is associated with heart health, neurological function, detoxification, and digestive health.

Food Sensitivity

MTHFR Genetic Testing

Picture of foods that contain dairy, cheese, milk, and lactose,

There are many symptoms associated with food sensitivities. If diet and lifestyle factors are addressed and symptoms persist, a blood test providing up to 206 results for IgG and IgA antibodies on common foods can be performed.

Celiac and Gluten Intolerance

Heavy Metals & Environmental Toxins

A picture of breads

A blood test that determines wheat and gluten-related sensitivities associated with common symptoms such as digestive discomfort, low energy, chronic headaches, skin conditions among many others.

Gut Zoomer Complete

Heavy Metals & Environmental Toxins

Heavy Metals & Environmental Toxins

A picture of woman holding her hands in a heart-shaped position, which depicts gut health

Compromised gut health is associated with many conditions and symptoms. Understanding your bacteria, good and bad, pathogens, inflammatory markers and digestive metabolites will assist in getting to the root cause of your gastrointestinal problems.

Heavy Metals & Environmental Toxins

Heavy Metals & Environmental Toxins

Heavy Metals & Environmental Toxins

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Environmental toxic overload in the body can lead to a multitude of unexplained symptoms, chronic inflammation, resistance to weight loss, and cancer. Levels of heavy metals and toxicants are measured in urine.

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Appointments & Inquiries

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Start Your Health Journey With Us!

Virtual and In-Person appointments are available Monday-Friday. See hours of operation.


For general inquiries or to schedule a consultation, please contact us. 

Jackie Klein Nutrition, Inc.

186 Fairfield Road, Fairfield, New Jersey 07004, United States

(973) 259-6811

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