Expert insights and guides on health, nutrition, and supplements
It's not just about bones. Discover how calcium and vitamin D work together for muscle cramps, athle...
Most people take vitamin D wrong. Discover why adding K2 and magnesium isn't optional—it's essential...
After 8 years of clinical practice, I review the real evidence on vitamin D for autoimmune condition...
After training Olympic hopefuls at altitude, I'll show you which supplements actually support oxygen...
Stop wasting money on supplements that don't work. Here's what research shows about boosting myokine...
Taking vitamin D but still deficient? Discover why 40% of supplements fail and how magnesium and K2...
Normal weight but high body fat? Here's the RDN-backed strategy for building muscle, boosting metabo...
Discover how boron extends vitamin D's half-life and enhances activation—backed by new research. I'l...
A 52-year-old patient's puzzling vitamin D labs led me to investigate boron's surprising role in hor...
RDN Marissa Thompson breaks down which DNA-based supplement recommendations have real evidence—and w...
Learn how to align your supplement intake with your body's clock for better energy, recovery, and re...
Frustrated by vitamin D misinformation? An RDN breaks down the real research on immune modulation, s...