Vitamin D for Autoimmunity: What the Research Actually Says About Dosing
Frustrated by vitamin D misinformation? An RDN breaks down the real research on immune modulation, specific dosing proto...
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Reishi Mushroom: What the Latest Cancer & Immune Research Actually Shows
I used to dismiss reishi as hype—until I saw the clinical data. Here's what the latest studies reveal about immune modul...
Pau d'Arco: The Rainforest Bark That Fights Fungus and More
Discover pau d'arco's traditional uses and modern research on its antifungal compounds. Learn dosing, safety, and who sh...
The Vitamin D Paradox: Why Your Supplement Might Not Be Working
Taking vitamin D but still deficient? Discover why co-factors like magnesium and K2 are critical for absorption and acti...
I Used to Pick One Mushroom—Now I Stack Them. Here’s Why.
Stop guessing which mushroom to take. I’ll show you evidence-based stacking protocols for immune support, cognitive enha...
Zinc vs. Copper: The Mineral Tug-of-War Your Immune System Needs
I used to push zinc for everyone—until I saw patients crash from copper depletion. Here's how to balance these minerals...
The 3 Probiotic Strains Every Athlete Should Know About
Specific probiotic strains can boost athletic performance through the gut-brain axis. Learn which ones work, how to dose...
The Zinc Trap: How Your Immune Boost Might Be Causing Copper Deficiency
Taking zinc for immunity? You might be creating a copper deficiency. RDN Marissa Thompson explains the subtle signs, why...
Your Mushroom Supplements Are Probably Fake—Here's How to Tell
Most mushroom supplements contain little actual mushroom. Learn the key quality markers—beta-glucan content, standardiza...
My Skepticism on Andrographis for Colds: What the Data Actually Shows
I was taught to doubt andrographis for respiratory infections. A deep dive into the research—including a 2024 RCT with 8...
Mycelium vs Fruiting Body: The Mushroom Supplement Truth
Lab analysis shows mycelium supplements contain 60% less beta-glucans than fruiting bodies. Learn which mushroom part de...
Zinc for Immunity: The Dosage Debate and What Actually Works
After 14 years in practice, I break down the real evidence on zinc for immune health—optimal dosage, best forms, and who...