Michael Blyumin, PharmD, an ambulatory clinical care pharmacist at Stanford Medicine, put it bluntly: "Nobody legitimate makes sublingual semaglutide." The B12 Problem and What a 2026 Analysis Found To argue that their products are meaningfully different from the approved drugs, many compounders add extra ingredients
The best way to get vitamin B-12 is through your diet
B vitamins are water-soluble as well as eliminated of the body rather easily, so to preserve levels of the recommended amount within our blood stream as well as prevent a vitamin B12 shortage, we should eat food sources of B vitamins often
Drug Delivery and Translational Research, 9 (3), 625630
(Thyroid problems are more common in people with pernicious anaemia.) Any psychological or nerve problems caused by vitamin B12 deficiency may take a long time to treat and may not fully resolve with treatment
Hannibal L, Lederer AK, Storz MA, Huber R, Jacobsen DW