However, it is generally more challenging for vegans and vegetarians to obtain adequate B12 solely from plant-based sources
GIP, or gastric inhibitory polypeptide , has many of the same functions as GLP-1, helping the body regulate blood sugar
B12 injections can treat these issues by helping the body make healthy red blood cells again, improving energy levels, and addressing symptoms caused by the deficiency
Oral B12 supplements have to pass through your digestive system, where absorption is inconsistent
The key difference comes down to bioavailability, which is how much of a nutrient your body can actually absorb and use
Patients on GLP-1 medications sometimes feel lower energy in the early weeks as they eat less