The 28-day limit comes from the manufacturer label and from United States Pharmacopeia (USP) guidance, not from a guess
Vitamin B12 has many roles in the human body
These patients should use b12 supplementation regardless of whether their semaglutide formulation includes it
To prolong the effects of the extra boost, be sure to eat a well-balanced diet that includes fish, beef, liver, eggs, dairy, and foods fortified with B vitamins, and limit your consumption of alcohol
This dual approach supports energy, repair, inflammation, and metabolism more consistently, potentially delaying age-related decline
A 6 to 12-week usage period followed by a 4 to 8-week break reflects the referenced clinical guidance available, according to a review published in Rupa Health