b12 injection urine color Colors Chart : Medications and Food Can Change Urine pink urine after b12 injection

[95] Intramuscular or intravenous injection [edit] Injection of hydroxycobalamin is often used if digestive absorption is impaired, [2] but this course of action may not be necessary with high-dose oral supplements (such as 0.51.0 mg or more), [97] [98] because with large quantities of the vitamin taken orally, even the 1% to 5% of free crystalline B 12 that is absorbed along the entire intestine by passive diffusion may be sufficient to provide a necessary amount

Yes, mild pain, redness, or swelling at the injection site may occur after administration

Weight loss varies significantly across individuals

Vitamin B-12 is important for neurological function and the production of neurotransmitters