b12 injections reactions What Happens When You're Allergic to Vitamin B12 Shots at Home: How,

Consider supplementation in asymptomatic patients with risk factors (see Table 2: Patient Risk Factors Associated with Folate Deficiency below) consider supplementation

These groups would need to ensure they are getting adequate calcium, vitamin D and magnesium through their diet as these are critical for bone health

Separate syringes, separate injection sites, separate timing

Most people get their vitamin B12 from milk, but the plant-based substitutes do not have high enough levels to protect adults and children from peripheral neuropathy, which is irreversible

Injection to a nerve may cause some amount of pain initially but at tolerable levels