MCAS Archives - Anna Marsh

Cycle syncing when you have Chronic Fatigue - Anna Marsh

Episode 142: Cycle syncing when you have Chronic Fatigue

Cycle syncing is a practice whereby you align your diet, lifestyle and energy management around your menstrual cycle. In this episode Anna answers the question: can this be helpful if you have Chronic Fatigue? Anna gives an overview of the menstrual cycle and explains how imbalances at certain points in the cycle can make us feel a certain way. She shares her own experience with cyclical fluctuations in energy and how she managed them, things that have worked clients and how to manage your cycle if you have histamine intolerance or MCAS.

January 23, 2026 No Comments

GLP-1 Receptor Agonists and MCAS in Chronic Fatigue - By Anna Marsh

Blood Sugar

GLP-1 Receptor Agonists, MCAS and Chronic Fatigue

GLP-1 receptor agonists (GLP-1 RA) are a class of medications originally developed to treat type 2 diabetes, but have since gained widespread attention for their effects on weight loss and metabolic health. These drugs work by mimicking a natural hormone called GLP-1 (glucagon-like peptide-1), which helps regulate blood sugar, appetite, and digestion.
Emerging research suggests that GLP1-Receptor Agonists could be supportive in managing inflammatory symptoms associated with Mast Cell Activation Syndrome (MCAS). Although research is currently limited, this is what we know so far.

August 6, 2025 No Comments

Supplement Sensitivity and Chronic Fatigue - Anna Marsh

Episode 118 – How To Supplement If You Are Supplement Sensitive

Supplement sensitivity is common in Chronic Fatigue. In this episode we cover why some individuals may be sensitive to supplements. Things you can do to support yourself that do not require taking supplements and how you can intrdouce supplements slowly in a safe way!

February 21, 2025 No Comments

Episode 112- How did I get here? Understanding the development of Chronic Fatigue

In this episode Anna explains the development of Chronic Fatigue using the understanding of the Mast Cell and the Cell Danger Response as a guide. She talks about how triggers and events can build up across a lifetime until the body becomes overwhelmed by its ability to cope. This very often is the point of no return. Healing is about returning to safety and little by little creating a greater sense of safety and resourcefulness in the system.

January 10, 2025 No Comments

Histamine

How To Follow A Low Histamine Diet

A low histamine diet may be part of the solution for Mast cell activation syndrome (MCAS) and histamine intolerance which can be part of the complex web of imbalances in Chronic Fatigue Syndrome (CFS/ME) and other chronic illnesses. This blog specifically is designed to help you implement a low histamine diet should you suspect that MCAS and /or histamine intolerance are a problem for you.

July 10, 2024 No Comments

Root Cause

MCAS, Histamine Intolerance and Chronic Fatigue

Mast cell activation syndrome (MCAS) and histamine intolerance may be part of the complex web of imbalances in Chronic Fatigue Syndrome (CFS/ME) and other chronic illnesses.

MCAS can be associated with pain, cognitive dysfunction, brain fog, sensitivity to light and sound or intolerance to chemicals and smells. Many of these symptoms, and more, go hand in hand with those who experience a chronic illness.

June 26, 2024 5 Comments

Episode 42 – MCAS, Histamine Intolerance and Fatigue

Mast cell activation syndrome (MCAS) and histamine intolerance may be part of the complex web of imbalances in Chronic Fatigue Syndrome (CFS/ME) and other chronic illnesses.
MCAS can be associated with pain, cognitive dysfunction, brain fog, sensitivity to light and sound or intolerance to chemicals and smells. Many of these symptoms, and more, go hand in hand with those who experience a chronic illness.

This doesn’t mean that everyone who experiences chronic fatigue or a chronic illness will have MCAS or histamine intolerance but it is something to consider as you work on supporting all of your body’s needs. In this episode Anna covers the what and the how.

June 2, 2023 No Comments

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Tag: MCAS