SAM Clinic is led by Dr Sarah Spencer, a GP since 2010, who provides both aesthetic treatments and private menopause care personally rather than delegating to non-medical staff
Other claims Recently, vitamin B12 injections and infusions have become popular among healthy people who dont appear to have a deficiency
It is listed as a rare adverse reaction in UK product information for both oral and injectable B12 preparations, and most people tolerate B12 supplements well even at high doses
Haematological malignancies: Myeloproliferative disorders (polycythaemia vera, chronic myeloid leukaemia) and some lymphomas increase B12-binding proteins, particularly haptocorrin, raising measured serum levels
Deficiency is widespread, with peer-reviewed research describing it as a global health concern affecting populations across all age groups and geographies (Cashman et al., American Journal of Clinical Nutrition , 2016