Until, and if, it returns to shelves, have a read of this blog to learn about the current data on its benefits to see how it may help with longevity
Cancer 109 , 19541964 (2013)
Opened: approximately 28 days refrigerated
This laboratory-grade preparation contains sterile water with the addition of 0.9% benzyl alcohol acting as a bacteriostatic preservative to inhibit microbial growth during repeated use under appropriate research conditions
The results are mixed: some musculoskeletal studies show enhanced local healing with proximal injection, while others show comparable efficacy between subcutaneous and peri-lesional routes
Importantly, folic acid should not be given alone when B12 deficiency is possible, as this may worsen neurological symptoms