can b12 injections delay your period Heavy Periods Vitamin I got a b12 injection

Note whether the color has changed since your last dose from this same vial

Anatomy & Pathophysiology The Pancreas and Insulin Regulation: The islets of Langerhans in the pancreatic parenchyma contain beta cells (insulin-secreting), alpha cells (glucagon-secreting), and delta cells (somatostatin-secreting)

To get a truer picture, they often check for high levels of methylmalonic acid (MMA) and homocysteine

PLoS ONE 9 , e97503 (2014)

Special Populations at Risk for B12 Deficiency and Thrombocytopenia Some groups, like the elderly and those with stomach problems, face a higher risk of Vitamin B12 deficiency and thrombocytopenia

Yes, people with certain conditions need special doses