b12 injections different types Should You Take Natural vs. Synthetic B12? B12 and Folic Acid Intramuscular
Description
No withdrawals due to adverse effects

Drink water consistently throughout the day

For these people, vitamin B12 injections at a private GP clinic might be the answer

Just 10% of available dietary iron is normally absorbed, sufficient to replace daily losses
The transdermal route of administration in general appears to be a safer option with regard to thrombosis risk