Always confirm the calibration of any syringe being used and calculate volumes in millilitres
Also, factors like how much you exercise and your daily water intake will affect how long you can expect to enjoy the benefits from the B-12 in your system
Options at plateau include maintaining the current dose to prevent regain (the STEP 4 trial showed rapid weight regain after discontinuation), adding structured exercise to increase energy expenditure, reviewing dietary quality rather than just quantity, and in some cases, considering a temporary dose increase if prescribed by a provider
This is particularly important if you are part of any of the groups considered to be at high risk of B12 deficiency, including alcoholics, smokers, those on diabetes drugs, adults over 65, those with gastrointestinal disorders and those who have had surgery relating to the digestive tract