best time of day to take vitamin b12 injection B12: Morning or Night? (2026) – Future Kind Curious about B12 shots? -

Its generally recommended to avoid eating for a couple of hours before dosing, as elevated insulin levels can interfere with growth hormone release

Some people may experience mild side effects such as: Temporary discomfort at the injection site Mild headache Feeling flushed These effects are usually short-lived

Anyone whose BMI is greater than 30 may benefit from prescription phentermine

Generally, most healthcare providers do not recommend taking these medications together because this combination has not been well studied in clinical trials and is not FDA-approved for safety and efficacy

B12 is added to support energy, metabolism, and overall wellness

Understanding this pattern allows you to respond early and manage your skin more effectively