Vitamins & Minerals

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—...

Vitamins & Minerals

Your B12 Supplement Probably Isn't Working—Here's Why

Most oral B12 supplements fail due to absorption problems. A CNS explains the real causes—from intri...

Vitamins & Minerals

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 ab...