Month: September 2026
Symptoms
Does Pepcid and Allegra for Anxiety Actually Work?
If your feed has been full of people holding up two little boxes from the pharmacy aisle, you’ve already met the trend. Pepcid and Allegra…
Supplements
SAMe and Histamine Intolerance, What the Evidence Shows
SAMe and histamine intolerance come up together because of a simple piece of biochemistry. The body breaks down histamine in two main ways. In the…
Diagnosis
Mast Cell Activation Syndrome (MCAS) Symptoms and Diagnosis
Some people spend years cycling through allergists, cardiologists, and gastroenterologists collecting a folder of normal test results while their body keeps doing things that don’t…
Diet
The Complete List of High Histamine Foods to Avoid
If you’ve spent any time researching food reactions, headaches, hives, or gut symptoms that don’t line up with a normal allergy panel, you’ve probably landed…
Diagnosis
What a Histamine Levels Test Actually Shows
If you’ve been dealing with hives, flushing, pounding headaches, or gut trouble after meals, your doctor may have suggested a histamine levels test. It sounds…
Symptoms
What Is Histamine Intolerance? A Beginner’s Guide
You eat a slice of aged cheddar or a glass of red wine and within the hour your face is flushed, your heart is thudding…
Symptoms
The Real Connection Between Histamine and IBS
The connection between histamine and IBS is not just an internet theory. It is an active area of gastroenterology research, and for a subset of…
Diagnosis
How the Vagus Nerve and Histamine Intolerance Are Linked
The vagus nerve and histamine intolerance come up together more and more often in online communities, where advice to “regulate your nervous system” sits alongside…
Symptoms
What the Histamine H1 Receptor Does and Why It Matters
Pop a Benadryl or a Claritin and within an hour your runny nose slows down, the hives stop spreading, and that maddening itch finally backs…