References: Seiwerth S, Milavic M, Vukojevic J, Gojkovic S, Krezic I, Vuletic LB, Pavlov KH, Petrovic A, Sikiric S, Vranes H, Prtoric A, Zizek H, Durasin T, Dobric I, Staresinic M, Strbe S, Knezevic M, Sola M, Kokot A, Sever M, Lovric E, Skrtic A, Blagaic AB, Sikiric P
Its particularly important for those who may not get enough of this vitamin through their diet, such as vegetarians or older adults, as it helps to prevent conditions related to B12 deficiency, such as anemia and cognitive decline
None of them has undergone the kind of large-scale trials to establish safety and effectiveness that are required for FDA drug approvals
As mentioned, OS has been implicated as a significant contributor to male infertility (154)