b12 injection versus pill vitamin injections vs pills B12 Injections at Olympia B12 Injections vs Pills: Richmond's

For that reason, compare the total contents with your injection schedule rather than judging value by vial count alone

Taking cyanocobalamin if you have a methylation issue or MTHFR defect (3) in your genes can also cause issues as your body attempts to methylate the B12 before it can utilize it completely

Compounded medications are exempt from that process

Heres What Science Says | Fastic

Methods for the analysis of vitamin B 12 in food Several methods have been used to determine the vitamin B 12 content in foods including microbiological assays, chemiluminescence assays, polarographic, spectrophotometric, and high-performance liquid chromatography processes

Supported in animals for MOTS-c specifically [2]