B12 Shots vs. Under-the-Tongue Drops: What Actually Works?
A clinical dietitian breaks down the real science behind B12 absorption methods—shots, drops, pills—and who actually nee...
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B12 for Nerve Repair: What Actually Works (and What Doesn't)
That TikTok trend about mega-dosing B12 for neuropathy? It's based on bad science. Here's what the research actually sho...
Cobalt & B12: What Your Gut Bacteria Actually Do (And Don't Do)
Frustrated by cobalt supplement hype? RDN Marissa Thompson breaks down the real science of gut bacteria B12 production—a...
Vegan B12 Deficiency: What Your Doctor Isn't Telling You
As a physician, I've seen too many vegans with preventable B12 problems. Here's what actually works—and what doesn't—bas...
Your B12 Supplement Might Be Useless for Nerve Repair—Here's Why
Most B12 supplements won't fix neuropathy. Discover the right forms, doses, and testing needed for actual nerve repair a...
Why I Stopped Recommending Cyanocobalamin for Nerve Health
I used to think cyanocobalamin was fine—until I saw the nerve repair data. Here's why methylcobalamin wins for neurologi...
B12 Nasal Spray vs. Sublingual: Which Actually Works Better?
I was skeptical about B12 nasal sprays until I saw the data. Here's what the research shows about absorption rates, conv...
B12 Forms Decoded: Why I Changed My Mind About Methylcobalamin
Clinical dietitian explains which B12 form actually works for neurological support, detox, and absorption—and why TikTok...