Oral B12 is usually taken daily at 1,000 to 2,000 mcg
Clients should always consult with their doctors before trying new supplements or changes to their diet
Most commonly via subcutaneous injection (under the skin), which provides the most reliable delivery
Vitamin shots, whether administered intramuscularly (IM) or intravenously (IV), offer a range of potential benefits, including: Enhanced Nutrient Supplementation: By delivering concentrated doses of vitamins, minerals, and nutrients directly into the bloodstream, vitamin shots provide efficient and targeted nutrient supplementation
And you dont have to worry about getting too much because its been reported that there are no reports of adverse effects associated with excess B12 intakebut thats not true
Dexamethasone (systemic): Pharmacology & onset