This is why a test, dont guess approach is the most cost-effective way forward
Proc Soc Exp Biol Med 1958;97:780-4
Low levels of B12 may include fatigue, weakness, pale skin, neurological symptoms, mood changes, or gastrointestinal issues
Research suggests that it works by stimulating lipolysis (fat breakdown) and inhibiting lipogenesis (fat accumulation), particularly in stubborn fat deposits such as the abdomen and thighs
This dosage is often given daily for a week, then weekly for a month, and monthly for maintenance, based on the deficiencys severity
It produces serotonin and dopamine that influence the nausea center in the brain and help reduce nausea and morning sickness