is vitamin b12 injections subcutaneous or intramuscular at Home - Safety Guide for Self-Administration Choosing the Right Needle and

State Lyophilized (powder) Storage -4F (-20C) long-term Notes Per supplier safety data sheets, the lyophilized peptide is stable for one year or more under freezer storage

Carcinogenesis, Mutagenesis, Impairment of Fertility: Long term studies in animals to evaluate carcinogenic potential have not been done

Maintenance Methylcobalamin can be injected one to three times per week

If you suspect you have experienced a side effect from any medicine or research chemical, you can report it to the MHRA via the Yellow Card Scheme (yellowcard.mhra.gov.uk)

However, I have it on good authority that this is your body adapting and improving your cardiovascular fitness The second side effect is arguably a positive benefit, as it can help someone who struggles with exercise get to the point where it easily becomes a daily habit almost like exercise in a pill