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Functional Medicine · Orange, CA

Food Sensitivity Testing in Orange, CA

Food sensitivity testing in Orange — IgG and IgA panel to identify dietary triggers. FRI is about 23 miles from Orange — about a 40–55 minutes drive for most Orange patients.

What is Food Sensitivity Testing?

Food Sensitivity Testing uses advanced lab testing across hormones, gut, mitochondria, and inflammation to identify root drivers of chronic symptoms. It is part of our Functional Medicine pillar — one of three integrated care pathways available to Orange patients at FRI.

Who is it for?

Food Sensitivity Testing is most useful for patients with fatigue, hormonal symptoms, autoimmune conditions, gut issues, brain fog, or chronic inflammation that mainstream workups have not resolved. During your initial visit we'll confirm whether this is the right tool for your case or whether a different approach would serve you better.

ZIP 92868 is about 23 miles from the clinic at 26400 La Alameda, Suite 100, Mission Viejo 92691. The closest other cities in this service area are Santa Ana (92701), Tustin (92780), Anaheim (92805).

What happens in the session

Food sensitivity panels measure immune reactions that are not the same as an allergy skin test. A long red list is a hypothesis, not a life sentence.

We cross-check the list with a structured elimination and reintroduction so you only keep avoiding foods that actually change symptoms.

What Food Sensitivity Testing pairs well with

We rarely use any single technique in isolation. For Orange patients, Food Sensitivity Testing is often combined with:

  • DUTCH Hormone Testing
  • GI-MAP Stool Testing
  • Thyroid Panel
  • Advanced Bloodwork

Why Orange patients come to FRI for Food Sensitivity Testing

  • Convenient location — about 23 miles from Orange, typically a 40–55 minutes drive.
  • Practitioners with focused training in Functional Medicine, not a generalist who dabbles in many things.
  • Food Sensitivity Testing delivered as part of an integrated plan, not a standalone session disconnected from the rest of your care.
  • Free 20-minute consultation so you can confirm fit before committing.

FAQs about Food Sensitivity Testing from Orange

Do you offer Food Sensitivity Testing for patients from Orange?
Yes — Food Sensitivity Testing is available to patients from Orange at our Mission Viejo clinic, about 23 miles from Orange.
How long is each session?
Most Functional Medicine sessions run 30–60 minutes depending on the protocol and complexity of your case.
Do I need a referral?
No — patients in Orange can book directly with us.
Will you bill my insurance?
We are an out-of-network provider for most plans. Many patients use HSA/FSA funds and submit superbills for partial reimbursement.

Ready to book Food Sensitivity Testing?

Book a complimentary 20-minute consultation or call (949) 312-1754 from Orange.

Functional Restoration Institute serves patients across Orange County from our Mission Viejo clinic, including Orange and surrounding Orange County communities.