Dr called shortly after I placed my order, & B12 arrived 2 days later
Clinical Update 12/09/2012 Extra Protein Improves Strength Whether you are trying to add muscle or just maintain it, a new report suggests that additional protein leads to further gains from resistance-type training
This means the cells produce more of the receptor, making them more responsive to vascular growth signals
Cyanocobalamin Pharmacokinetics European Journal of Cardiovascular Medicine: Vitamin B12 Deficiency in Long-Term Metformin Users USFDA Adverse Event Reporting System: Vitamin B12 Deficiency Associated with Metformin and PPIs MedRxiv (PNAS Preprint): Patient-Reported Treatment Outcomes in ME/CFS and Long COVID Journal of Neurological Sciences / Nutrients: Cognitive Function and Neuropathy
These findings are intriguing yet still incomplete
For patients concurrently taking metformin, periodic B12 monitoring should be considered , particularly if you have been on metformin for several years or have symptoms of deficiency, in line with MHRA and NICE recommendations