The honest answer about what they do, what the evidence says, and how we approach them at CoLaz
Providers can also combine B12 with vitamin C, magnesium, zinc, glutathione, and B-complex vitamins in a single session, making infusions a more versatile option for severe deficiency, athletic recovery, illness recovery, and chronic fatigue
[101] Nanotechnologies used in vitamin B 12 supplementation Conventional administration does not ensure specific distribution and controlled release of vitamin B 12 , for example to bone marrow and nerve cells
while the acute repletion might be IV/IM for a period, they may transition to high-dose oral vitamins thereafter