What if your gut-brain axis isn’t just a “cute concept”… but the thing running the show?

Erin is giving you the FULL class from last week’s Funk’tional Nutrition Academy Open House, breaking down how stress, subconscious patterns, and nervous system signaling directly shape digestion. This one’s for my practitioners, but honestly, if your gut isn’t improving, you’re going to want to hear this too.

You’ll understand how perception shapes digestion, why healing requires both gut work and nervous system work, and how to start interrupting the loop that keeps symptoms stuck.

1. The role of subconscious patterning in shaping your symptom experience, and how those patterns can be changed
2. How neuroplasticity becomes a tool for gut healing, and why your brain is not stuck in old patterns
3. How shifting out of a constant “on guard” state can restore motility, enzyme output, and real digestive function
4. The “prediction loop” your brain runs after repeated gut symptoms, and how it primes your body to react
5. How your brain can misinterpret normal gut sensations as “dangerous”, through visceral hypersensitivity

Resources mentioned:

The Funk’tional Nutrition Academy Open House ends March 24th. Join us for FREE live classes.

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

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

Subscribe to Erin’s Substack for a no-nonsense space about health, entrepreneurship, and manifestation.

Apply to work with us 1:1 here.

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

https://www.thefunktionalnutritionist.com/podcast/403-gut-brain-axis

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)

So many people bounce between specialists, run every lab under the sun, and still feel stuck in the same symptom loop. What if the problem isn’t missing data, but the way we’re looking at the body in the first place?

In this episode, Erin is giving you an exclusive sneak peek inside the Funk’tional Nutrition Academy Open House, where she breaks down her model of intuitive functional medicine.

Erin explains why healing requires more than labs and protocols, how nervous system patterns shape our symptoms, and why self-trust might be one of the most overlooked pieces of root cause care.

1. Why chronic illness is often a breakdown in communication between body systems instead of a single root cause
2. How practitioners can help clients rebuild self-trust and reconnect with their body’s healing intelligence
3. The surprising role of interoception and how trauma, stress, and conditioning can distort how we interpret signals
4. Erin’s framework for combining lab data, nervous system work, and intuition in root cause care

Resources mentioned:

The Funk’tional Nutrition Academy Open House ends March 24th. Join us for FREE live classes.

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

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

Subscribe to Erin’s Substack for a no-nonsense space about health, entrepreneurship, and manifestation.

Apply to work with us 1:1 here.

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

https://www.thefunktionalnutritionist.com/podcast/402-systems-biology

Check out The Funk’tional Nutritionist: Website | Instagram

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

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)

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

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

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)