Cyanocobalamin and especially methylcobalamin are photosensitive, meaning light energy can break down their molecular structure
Research into 5-Amino-1MQ has been conducted primarily in preclinical (animal and cellular) models, and it has not been approved by the MHRA, NICE, or any major regulatory authority for human therapeutic use
That is about 10,000 pernicious anemia injections all at once, and you still cant overdose
Documentation availability (e.g., SDS / lot information), depending on batch and format
B12 overdose symptoms, safe dosage, and signs of excess vitamin B12 can help you make informed decisions about supplementation
Sources 1 Kuklinski, B.: Praxisrelevanz des nitrosativen Stresses