If youre an older adult, B12 absorption naturally decreases with age and supplementation is broadly recommended regardless of GLP-1 use
Cell 128 , 683692 (2007)
Front Endocrinol 14:1256154 Odetayo AF, Akhigbe RE, Hamed MA, Balogun ME, Oluwole DT, Olayaki LA (2024b) Omega-3 fatty acids abrogates oxido-inflammatory and mitochondrial dysfunction-associated apoptotic responses in testis of tamoxifen-treated rats
This is due to the possibility that more glycine and serine may be needed to properly catabolize the extra methionine, unintentionally leading to a shortage in these amino acids
Genetics, diet, exercise, starting weight, metabolic health, and adherence all influence individual outcomes