Tag: metformin B12 deficiency

metformin side effects metformin B12 deficiency metformin long-term use metformin tolerability metformin extended-release

Metformin Myths and Facts: Tolerability, B12, and Long-Term Use

Metformin is the most prescribed diabetes drug worldwide, but myths about stomach issues, B12 loss, and long-term risks cause many to quit. Here’s what’s true, what’s false, and how to use it safely for life.

December 15 2025