lump at injection site after b12 shot What will help with + mic Best Vitamin B12 Injection Site:

Homocysteine rises when there is not enough B12 in the cell fluid to support methylation, an important process where a methyl group is added to all sorts of molecules in the cell

Reactions to the B12 itself could also occur, but they are extremely rare

We document baseline standardised photography under controlled lighting so we can measure change objectively rather than relying on memory

By treating metabolically active adipocytes and hepatocytes with 5-amino-1-methylquinolinium, researchers can precisely inhibit intracellular NNMT activity, monitor changes in the nicotinamide pathway and NAD+ levels, and analyze effects on energy metabolism

The following three-test approach, described by Carmel (2008, Annual Review of Nutrition), gives a more complete picture: Serum B12

We can confirm that with a quick lab test or simply trial a few injections and see how you feel