Specialized Consulting MCAS • POTS • Histamine & Mold-Related Conditions
Making Sense of Symptoms That Don’t Seem to Make Sense
Guiding Your System Toward Regulation and Recovery
We are a team of compassionate scientists and engineers with deep experience in these conditions
We are happy Providing a clear, structured, science-based approach to support regulation and recovery.
Where to Start?
We provide specialized support by helping you identify root causes, stabilize your system, and move forward toward regulation.
Our Approach to Regulation
Our Approach
Common Symptoms
I'm Constantly Chasing Symptoms
I'm constantly chasing symptoms, visiting doctors who never have answers. My symptoms remain unexplained and often unrelated.
Countless Scans & Tests - No Answers
I have had so many scans and blood test that never seem to bring answers or clarity to my issues.
I Have Massive
Brain Fog
My brain fog, memory loss, and mental fatigue make daily tasks so overwhelming.
I Feel Hungover, Like My Body Is Poisoned
I feel hungover and sick, as if poisoned, despite not drinking any alcohol.
I End Up At The Emergency Room Too Often
Countless ER visits, no answers and no relief.
I've Been Diagnosed With (POTS) What Now?
I feel stuck, even slight movement sends my heart racing. Despite increasing salt and following a specialized exercise plan, my symptoms remain or worsen.
I'm Scared—Will This Ever Get Better?
I am getting no relief—will I always have to just manage symptoms?
I Have Developed Anxiety and/or Phobias
I have developed unexplained fears and anxiety I’ve never had before.
Everything Makes My Body React
My body reacts to everything—food, chemicals, EMFs, heat, and more—causing symptoms from anaphylaxis to asthma, hives, palpitations, and GI issues. What’s happening?
It's Not Just Stress
Yes, I have some stress but this is not just stress. I am tried of being prescribed anti-anxiety meds, and then being referred to a psychiatrist.
I Am Always
Exhausted
I am beyond tired, despite rest, with aching muscles and heaviness.
My Body Feels Overstimulated
Loud sounds, bright lights, crying on TV can trigger agitation and overstimulation.
-You deserve clear explanations, not confusion or dismissal.
Meet the Founders
Liz McGhee
Co-Founder | Environmental & Neuro-Immune Autonomic Consultant
Liz McGhee, RS is an Environmental Health Scientist and Registered Sanitarian with training in cell and molecular biology and communicable and infectious disease. Her work focuses on the relationship between environmental exposures, immune signaling, and autonomic nervous system regulation.
Through New Leaf Neuro, Liz helps individuals interpret environmental factors such as mold, indoor air quality, and chemical exposures alongside symptom patterns seen in conditions including MCAS, CIRS, POTS, MCS, ME/CFS, Long COVID, and other neuro-immune and autonomic conditions.
Her approach emphasizes identifying patterns across environment, physiology, and lived experience to help individuals better understand environmental triggers and move toward greater stability & regulation.
Pascal Boudreau
Co-Founder | Principal Building Systems Engineer, P.Eng
Pascal Boudreau, P.Eng. is a licensed Professional Engineer with over 30 years of experience in systems analysis and engineering design, including work in complex infrastructure systems such as power systems and telecommunications.
At New Leaf Neuro, he applies this systems-based perspective to the built environment, focusing on how moisture dynamics, ventilation patterns, and indoor air quality influence environmental safety.
Pascal helps interpret how building conditions may affect symptom patterns for sensitive individuals and leads New Leaf Neuro’s Environmental Building Masterclasses on creating healthier indoor environments.
-Your body is not failing.
These symptoms often represent a protective system that has become overly reactive. When you understand the patterns and respond consistently, the system can settle .
