If I suspect an autoimmune cause for vitamin B12 deficiency (as covered earlier when discussing pernicious anaemia), I can request anti-intrinsic factor antibodies
Let us be perfectly clear: this is a catastrophic idea
Insurance and Prior Authorization Even if you meet FDA criteria, insurance often adds hoops: Documented lifestyle intervention often 3-6 months of supervised diet, exercise, and behavior change before authorization Step therapy requiring failure of older agents like phentermine or orlistat BMI documentation requiring recent clinical measurement, not self-report Specific comorbidity documentation lab values, imaging, or specialist notes Renewal criteria demonstrating sustained weight loss (often 5% at 6-12 months) for continued coverage Many plans explicitly exclude "drugs used for weight loss" regardless of FDA labeling
Zhang L, Hemraz UD, Fenniri H, Webster TJ
Wellness NAD+, glutathione, beauty drips, and drive-thru vitamin shots member pricing with Vitamin Bar plans from $49/mo