1000 mcg vitamin b12 injection B-12 Injection- 1000Mcg/Ml- 500Ml 250 mL and 500 mL vials Provides 1 Vitamin B12 1000mcg Injection Rx

The absorption of vitamin B12 is fraught with hurdles: In the stomach, vitamin B12 needs to bind with a protein called Intrinsic Factor to absorb, plus sufficient acid to release it from protein foods

MastroianniACiniselliCMPanellaRMacciottaACavalleriAVenturelliEet al

Running a B12 deficitwhich about six percent of Americans under the age of 60and 20 percent of those over 60 do (1)puts you at risk for muscle weakness, fatigue, depression, memory issues, erectile dysfunction, and a cluster of symptoms that can be so severe that theyre debilitating

Two weeks at the lowest effective dose reveals individual sensitivity