The mind and the body are always inextricably connected.

Here’s the truth: multiple food sensitivities are rarely about the food alone. And if you’re eating in fight-or-flight, you’re physiologically set up to react before the first bite even hits your stomach.

This episode connects gut-immune mechanisms with nervous system reality. Erin walks through what actually drives multiple food sensitivities from the body up and the mind down, and where she gets hot to trot: the expectant state. She explains why fear-based eating can amplify symptoms and how belief alone can shift physiological response.

If you’ve been stuck in restriction cycles or reacting to “everything,” this will help you stabilize instead of spiraling.

1. The two vitamins that can REALLY help to stabilize the immune system if we are reacting to a lot of foods
2. Dr. Alia Crumb’s milkshake study that proves belief can shift hormone output and hunger signaling
3. How overactive dendritic cells act like “Pac-Man” in your small intestine and flag too many foods for destruction
4. Erin’s recommended pre-meal practices that can shift Secretory IgA levels and improve tolerance

Resources mentioned:

The Funk’tional Nutrition Academy Open House kicks off March 11th. Join us for FREE live classes.

Applications are now open for Funk’tional Nutrition Academy, our 14 month clinical mentorship + training program.

Order The Gut Panel to uncover the hidden root causes behind your “mystery” symptoms.

Join the waitlist for Manifest Your Health. Doors open in the spring!

Apply to work with us 1:1 here.

FOR OUR FULL LIST OF LINKS + RESOURCES, HEAD TO:

https://www.thefunktionalnutritionist.com/podcast/401-food-sensitivities

Check out The Funk’tional Nutritionist: Website | Instagram

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LMNT Electrolyte Replenishing powder (Use code FUNK and get a free sample pack with any purchase!)

OneSkin (Use code FUNK for 15% off your first purchase)

Everyone says the functional medicine space is “oversaturated.” But what are we actually seeing? And what qualities make up a fantastic clinician?

Erin is offering a peek behind the curtain into her most rigorous practitioner hiring process yet, including what consistently showed up in applications, and all the sneaky clinical skill gaps she and Rachel Heintz, MS, RDN see that are holding practitioners back.

She shares why nutrition foundations matter (but aren’t enough on their own), what real lab discernment looks like in complex cases, and why immune dysregulation requires a full-bodied approach.

If you want to deliver care with more nuance, confidence, and a deeper systems biology lens, this is exactly why the Funk’tional Nutrition Academy (FNA) exists. Open enrollment starts March 1st!

In this episode:

1. The biggest clinical skill gaps Erin and Rachel consistently see in practitioner applications
2. What lab discernment really looks like and how to decide what you need before moving forward
3. The role mentorship plays in building confidence and shining a flashlight without punching above your clinical weight
4. What happens when you niche too early and grow inside a more unsustainable clinical silo
5. The clinical support you’ll get inside of FNA, and why you should apply for the spring cohort

Resources mentioned:

Are you a practitioner? Get your exclusive invitation to the FNA Open House.

Applications are now open for Funk’tional Nutrition Academy, our 14 month clinical mentorship + training program.

4-Day Autoimmune Practitioner Intensive Training

Apply to work with us 1:1 here!

FOR OUR FULL LIST OF LINKS + RESOURCES, HEAD TO:

https://www.thefunktionalnutritionist.com/podcast/399-fna-practitioners

Check out The Funk’tional Nutritionist: Website | Instagram

Organifi supplement powder (save 20% on your order with code FUNK)

OneSkin (Use code FUNK for 15% off your first purchase)