contraindications of vitamin b12 injection Injections Best Vitamin B12 Injection Site:

Injectable hair protocol: Dose: 1-2mg daily Frequency: Daily or 5 days weekly Duration: 16-24 weeks minimum (longer than anti-aging protocols) Cycle: 8 weeks on, 4 weeks off, repeat Topical scalp protocol: Concentration: 0.5% solution Application: 1-2ml to thinning areas twice daily Duration: 6+ months for meaningful assessment Technique: Apply to clean, dry scalp

It is also noted that the combined supplementation was the most effective method (11)

Units on a U-100 syringe: 0.045 mL 100 = 4.5 units (round to the ~45 unit mark on the barrel)

What does appear to be constant in all studies reviewed for the present work is that the prevalence of deficiency is greater among people aged 6576 years