Certain groups are more likely to experience high vitamin B12 levels, including: Individuals receiving high-dose B12 injections or supplements, especially over a prolonged period 6
Individuals with Digestive Disorders Conditions like Crohns disease, celiac disease, or gastric bypass surgery can impair B12 absorption
But even if you and your veterinarian are able to get the underlying problem under control, the symptoms may not completely resolve because if left untreated, cobalamin deficiency causes vomiting, diarrhea, and weight loss
Chronic heavy alcohol consumption can impair B12 status through poor dietary intake and malabsorption, though occasional alcohol is unlikely to significantly affect supplement absorption
Prepare a clean, well-lit workspace with all supplies within reach
Many people prefer sprays because B12 is delivered directly into the mouth via sublingual absorption, which bypasses the digestive system for quick and efficient uptake