Intramuscular injections are often more effective than oral supplements for severe deficiencies or neurological symptoms, as they deliver B12 directly into your bloodstream and bypass absorption issues
These are not dramatic changes
Ong CK, Subimerb C, Pairojkul C, Wongkham S, Cutcutache I, Yu W, McPherson JR, Allen GE, Ng CCY, Wong BH, Myint SS, Rajasegaran V, Heng HL, Gan A, Zang ZJ, Wu Y, Wu J, Lee MH, Huang D, Ong P, Chan-on W, Cao Y, Qian C-N, Lim KH, Ooi A, Dykema K, Furge K, Kukongviriyapan V, Sripa B, Wongkham C, Yongvanit P, Futreal PA, Bhudhisawasdi V, Rozen S, Tan P, Teh BT
Health consequences of circadian disruption
I will go back and tell everybody about my personal experience