A review of the research literature has failed to show any serious side effects, although there have been reports of gastric cramping nausea, abdominal bloating and allergic reactions
Oxid Med Cell Longev 2013:956792 Pradhan S, Bonekamp S, Gillen JS et al (2015) Comparison of single voxel brain MRS AT 3T and 7T using 32-channel head coils
The peptide requires refrigeration, and prolonged exposure to freezing temperatures (as might occur during winter shipping) can damage reconstituted product
For example, if you added 3ml instead of 2ml to a 10mg vial, your concentration is 3.33mg/ml instead of 5mg/ml
Ozaydin M, Peker O, Erdogan D, Kapan S, Turker Y, Varol E, Ozguner F, Dogan A, Ibrisim E
Not everyone needs B12 injections, but certain groups find them especially helpful