RESOURCES

FREE RESOURCES

Root Causes Guide

Uncover hidden histamine triggers, core healing protocols, and simple steps for relief and long-term stability.

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Jen's Healing Story

Discover Jen’s journey from chronic symptoms to resilience and whole-body healing.

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Rebuild Yourself

A 3-part video series to stop flare-ups, manage triggers, and build lasting resilience.

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Understanding Mast Cell & Histamine Disorders

A Whole Body Healing Guide — Only $9!

Are you navigating mysterious symptoms like fatigue, food sensitivities, anxiety, or chronic inflammation? Have you been diagnosed with or suspect Mast Cell Activation Syndrome? Have you gotten no clear answers from your doctors?

You’re not alone. And you are not imagining things.

This easy-to-read, deeply informative eBook was written for you. It breaks down the complex science of mast cell and histamine-related disorders into empowering, actionable steps for healing your whole body—from the inside out.

Get eBook Now for $9

Courses

Immune Resilience

A self-paced, trauma-informed course that helps you understand, stabilize, and heal mast cell and histamine disorders at the root for lasting relief.

The Whole Body Solution for Mast Cell & Histamine Disorders

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Heal Your Starving Brain

Refeed the nutrients you need for mental THRIVING- geared for mental health symptoms resistant to traditional treatment.

Heal Yourself From Chronic Anxiety, Depression, Mood Instability and More

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Rebuild Your Nervous System

Your mental and physical health sit on the foundation of nervous system regulation.

A Comprehensive Program of Mind and Body Practices


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Masterclass & Event Archive

Below are past events that Jen Donovan has held, now available to purchase as recordings. Each event is packed with actionable insights, science-backed strategies, and practical tools to support your healing journey. Watch them at your convenience, revisit as often as you like, and take control of your health at your own pace.

Whether you’re navigating MCAS, histamine intolerance, chronic sensitivity, or complex systemic symptoms, these events give you the guidance, clarity, and confidence to understand your body and begin shifting toward lasting relief.

The Brain Body Code

Uncover the gut–brain connection driving MCAS, chronic fatigue, and sensitivities, and learn the tools to start reclaiming your body.

2 Hours
$29

Purchase Recording

The Sensitivity Spectrum

Discover what’s really triggering your reactivity and how to shift your nervous system and immune response toward lasting relief.

2 Hours
$29

Purchase Recording

Rebuild Yourself Summit 2025

Topics cover nervous system retraining, brain and emotional wellness, microbiome health, epigenetics, and a Q&A panel.

12 Hours
$79

Purchase Recording

Rebuild Your Nervous System

A comprehensive deep dive into brain retraining, nervous system regulation, fascia realignment, and trauma release for whole-system healing and long-term resilience.


4.5 Hours
$49

Purchase Recording

The True Causes of Mental Illness

Learn how targeted nutrition, metabolic balance, and microbiome support can drive meaningful improvements in mental health and emotional wellbeing.


2.5 Hours
$35

Purchase Recording

Mast Cell Activation Master Class

A complete guide to mast cell activation—what it is, why it happens, and how to resolve it using nutrition, detox support, lifestyle changes, and nervous system and mindset practices.

4 Hours
$49

Purchase Recording
the rebuild yourself method from whole body healing

Rebuild yourself book

‍Step by Step Guide to Rebuilding Your Brain and Nervous System Written by Jen Donovan

Get the Book

join our free facebook group

Inside our free Facebook group, Heal Histamine With the Histamine Queen, you'll get practical resources and a compassionate community support to help you feel safer, stronger, and more in control of your healing journey.

Here’s what you’ll get when you join:
- The Low Histamine Gut Rebuilding Diet Food List
- A Guided Meditation to Soothe Your Nervous System
- Monday Educational or Motivational Prompts
- Monthly Live - Q&A — Every 4th Sunday at 11am PT

Whether you’re just getting started or deep in the process, this group is a grounding, judgment-free zone for curious, committed healing.

Join Facebook Group Now