Yaribeygi, H., Jamialahmadi, T., Moallem, S.A., Sahebkar, A
According to a study, vitamin B12 deficiency is common but is more significant on strict vegetarians or vegans, and more people today are reaching for supplementation
It employed both active-comparator cohort design and self-controlled case series to mitigate biases and adjust for confounders like disease severity and comorbidities
But hitting a larger vessel can produce a hematoma, a raised, tender collection of blood under the skin that takes longer to heal
Human data is limited, which is why its use is avoided during pregnancy
A separate study from the University of Oxford, published in early 2026, found that weight regain after stopping GLP-1 medications was approximately 0.3 kg per month faster than weight regain after ending behavioral weight loss programs alone