It is created using solid phase peptide synthesis, which adds an additional tyrosine to the N-terminal
The barrel of your syringe will have the measurements clearly indicated, so all youll have to do is line up the top black line of the syringe plunger with the 1ml mark
"Pernicious Anemia", StatPearls , Treasure Island (FL): StatPearls Publishing, PMID 31082033, retrieved July 15, 2025 "Vitamin B12 or folate deficiency anaemia Diagnosis"
Long-term storage (months to years): Freeze the lyophilized vial at 80 C (112 F)
If you constantly feel tired no matter how much you sleep, thats a major red flag
REFERENCES USED AS SOURCES FOR THIS PAGE: 1 Vitamin B12 injection via Cleveland Clinic