Many compounding pharmacies cite 56-day stability, but 28 days is the conservative recommendation
Alternative B12 Delivery Methods: Oral and Sublingual Dosing There are other ways to get vitamin B12, like oral and sublingual methods
They don't 'suddenly' become dangerous 1 April, for instance
Cyanocobalamin injection may be prescribed to treat or prevent B12 deficiency related to pernicious anemia, absorption problems, certain medications, or strict vegan diets
When combined with a nutrient-rich diet, regular physical activity, and consistent sleep habits, B12 injection therapy can be a powerful tool for sustaining energy, supporting cognitive function, and maintaining the neurological and metabolic health your body depends on every day