390: Histamine Intolerance, MCAS + Mastocytosis: What’s The Difference? w/ Dr. Mariana Castells
The Healthy Skin ShowShow Notes
Histamine intolerance is typically mild, but Mastocytosis is the most severe form of mast cell disorder—often taking nearly a decade to diagnose. Symptoms can affect multiple organs, from rashes and GI issues to life-threatening anaphylaxis, and standard treatments like low-histamine diets and antihistamines often fail. Many doctors aren’t familiar with testing or treatment options for mast cell issues like Mastocytosis and MCAS. Today, I’m joined by Dr. Mariana Castells, a leading expert in ...
More from The Healthy Skin Show
Can parasites cause eczema, even if your digestion seems perfectly normal and your lab results come back clean? My client had tried EVERYTHING to get his stubborn eczema under control, but nothing seemed to work. What we eventually uncovered challenged some common assumptions about parasites without symptoms and the reliability of stool testing. In this episode, I'm sharing the surprising clue buried in this case that changed the direction of my client’s eczema journey. You'll discover why ne...
Can a supplement backfire and cause side effects you didn’t expect? Yes, absolutely. Just because a supplement is popular or recommended by someone you trust doesn't mean it's right for YOUR body and your health concerns, even if you have the same condition or diagnosis. In this episode, I'm breaking down six popular supplements that can cause isues, as well as the risks you should know about, and why understanding what's happening beneath the surface matters so much. From probiotics and “nat...
For years, I dealt with dry cracked lips despite using natural lip balms that I had stashed everywhere and reapplying it up to 10 times a day. About four years ago, I realized that constantly needing to reapply lip balm all day long might actually be a sign that it wasn’t working. Especially if you are either wiping it off or eating most of it. In this episode, I’m sharing why oil-based lip balms don’t fix your lips (especially not hydration), why your lips dry out so easily, and how oil-base...
If you have Hashimoto’s or hypothyroidism (low thyroid), you’ve probably heard about certain foods you should avoid. But what if a thyroid-friendly diet is less about cutting out gluten, dairy, and other foods, and more about making sure your thyroid has the right nutrients it needs to thrive? In this episode, we’re challenging common thyroid diet rules and exploring foods for thyroid health, plus how to build simple, nutrient-dense meals without turning meals into another source of stress. W...
If you’re dealing with a dermatographia rash or chronic hives, you may have been told that histamine intolerance is to blame. But if you’re avoiding high-histamine foods, taking antihistamines, and trying to control every possible trigger while your skin STILL reacts, there may be more to the story. In this episode, I’m sharing the important difference between histamine intolerance and what I call histamine overload. You’ll also hear Sonia’s story of going from highly reactive dermatographia ...