It is important however, to know what disease process may be contributing to a B12 deficiency and to follow the correct dosing protocol for oral or injectable B12 supplementation
Most people tolerate them well
Possible side effects include: headache, flushing (warmth or redness of the face), dizziness or light-headedness, nausea, or transient fatigue/somnolence
20 In 2017, Paul and Brady came to similar conclusions that all four forms appear to be effective, although they point out research that shows that tissue retention of cyano-B12 is lower and urinary excretion higher than that of the other forms, although this statement is based on a review from 1965
Storage: Store at controlled room temperature (20C to 25C)
It demands well-equipped machines and aseptic conditions to yield a high quality product