Could Histamine Be Behind Your Unexplained Hives and Reactions?

Do you get itchy, flushed, or break out in hives from things that don’t seem like they should cause a reaction? Maybe tight clothing leaves raised welts on your skin, certain foods make you suddenly feel hot or itchy, or a glass of wine seems to trigger symptoms for no obvious reason.

For some people, histamine may be part of the problem.

Histamine is a normal chemical produced by the body and is involved in immune function, digestion, and many other processes. Normally, histamine is released when needed and then broken down. But when too much histamine accumulates—or the body has difficulty breaking it down—symptoms can occur.

Some people also have excessive or inappropriate mast-cell activation, sometimes associated with Mast Cell Activation Syndrome (MCAS). Symptoms can include hives, flushing, itching, nasal congestion, digestive upset, headaches, rapid heartbeat, lightheadedness, or reactions that seem to come and go without an obvious explanation. Pressure, heat, stress, exercise, foods, alcohol, and other triggers may contribute.

A Few Simple Things You Can Try

Food can make a surprisingly big difference in your total histamine load.

Eat foods as fresh as possible. Histamine can increase as food sits, particularly in protein-rich foods. If you cook extra food, freeze individual portions promptly rather than keeping leftovers in the refrigerator for several days.

Limit processed and aged meats. Salami, pepperoni, bacon, smoked meats, cured meats, and similar foods can be significant sources of histamine.

Pay attention to your individual triggers. Fermented foods, aged cheeses, alcohol, and certain other foods are problematic for some people—but a low-histamine diet does not need to become an unnecessarily restrictive diet forever.

There is another piece of the puzzle: histamine breakdown. Your body has enzymes and biochemical pathways designed to metabolize histamine. When histamine production and exposure exceed the body’s ability to clear it, symptoms may become much more noticeable.

If simply eating fresher foods and reducing obvious high-histamine foods dramatically improves your symptoms, that is useful information.

But if you are still reacting frequently, developing unexplained hives or flushing, or finding yourself eliminating more and more foods just to feel normal, it may be time to look deeper.

At Anderson Natural Medicine, we can evaluate possible contributors to histamine intolerance and mast-cell reactivity and develop an individualized approach to reducing triggers, supporting histamine metabolism, and helping calm an overly reactive system.

You shouldn’t have to spend your life trying to guess what will make you react next. Schedule an appointment and let’s investigate what may be causing your symptoms.

Namasté,

Dr. A