do b12 injections affect periods Symptoms of deficiency in females do b12 injections affect periods

The recommended dietary allowance (RDA) for B12 in adults is 2.4mcg, rising to 2.6mcg for pregnant women and 2.8mcg for breastfeeding women

(PMC) A separate metabolism-focused paper reviewing human trial history makes a similar point: early signals of weight loss were not consistently reproduced in later studies, particularly when intensive diet/exercise protocols were included

Human safety data are limited

Because Vitamin B12 has a unique role in the production and regeneration of cells, this means that its important to have healthy levels of this vitamin to have healthy skin, hair and nails

One possible explanation for this lies in B-12s role in supporting the production of serotonin and other brain chemicals involved in mood regulation

The abdominal region is the preferred injection site, though thighs and upper arms are acceptable alternatives