Delgado H, Lehmann T, Bobbioni-Harsch E, Ybarra J, Golay A
But at its core, vitamin B-12 helps form DNA, which affects the rest of the health aspects
If low B12 damages this sheath, nerve signals can misfire, leading to symptoms like tingling, numbness, or that awful pins and needles feeling
We need more clinical studies before routine use in fertility care
Some people notice improvements in energy, muscle recovery, or sleep within a few weeks, while others may take a few months to experience full benefits
A suitable oral regimen can replace vitamin B12 for many people, including some people with diet-related deficiency and some people for whom high-dose oral treatment is chosen despite suspected malabsorption