10.1128/mmbr.00015-13 28 FordA
High-dose B12 supplements, even 1,000 mcg daily, are generally safe because the body uses what it needs and excretes the rest
McIntyre RS, Berk M, Brietzke E, Goldstein BI, Lopez-Jaramillo C, Kessing LV, et al
But, there are some downsides: They need regular shots, which might not fit everyones lifestyle
These injections are formulated to help boost energy, immunity, and overall health
Highly invasive triple-negative MDA-MB-231 cells respond to 15 dyn/cm by increasing their migration velocity, whereas normal MCF-10 A epithelial cells and less aggressive triple-negative MDA-MB-468 breast cancer cells show only slight or no increase in motility under the same conditions, respectively [226]