does b12 injection interfere with covid vaccine shots for weight loss: Do they work, risks, benefits, and more B12 Injection Dosage and Frequency:
Description
If you have a compromised digestive system you may need extra B12

If you believe you haveor have been told by a healthcare professional that you havea B12 deficiency, you must seek medical advice from a qualified medical practitioner

Providers routinely encounter patients who experience severe gastrointestinal intolerance, metabolic adaptation, or frustrating weight loss plateaus that render these first-line therapies insufficient

(More information) The preservation of DNA integrity is dependent on folate and vitamin B 12 availability
