18 The most bioavailable forms of B12 are methylcobalamin, hydroxocobalamin, and adenosylcobalamin
doi:10.1021/tx9800708 Encinas S, Miranda MA, Marconi G, Monti S (1998b) Transient species in the photochemistry of tiaprofenic acid and its decarboxylated photoproduct
Low SAM, excessive methylation demand, impaired creatine synthesis, reduced glutathione availability and oxidative stress may place additional strain on mitochondria, potentially contributing to fatigue, variable cognitive stamina, sensory sensitivity, poor stress tolerance and slow recovery from illness
doi: 10.1111/ene.15992 47
Suicide Life-Threatening Behav (2002) 32:33346