Key Takeaways Vitamin B12 is essential for red blood cell production, DNA formation, and nerve function
Semaglutide requires weekly injection
Dont skip supplements: Bariatric-specific vitamins are still essential even 10+ years after surgery
Additionally, theres currently no established upper limit for vitamin B12 due to its low risk of toxicity
The most common side effects (incidence 5%) may include: nausea, diarrhea, vomiting, constipation, stomach-area pain, headache, tiredness (fatigue), heartburn, dizziness, feeling bloated, belching, low blood sugar in patients with type 2 diabetes, gas, stomach infection (gastroenteritis), acid reflux disease, and common cold symptoms
Some people may not absorb B12 well through food or supplementsespecially those with digestive issues, certain diets, or high levels of stress