best time for b12 injections Curious about shots? Vitamin B12 Absorption Timing: When

Evidence: What does the current research actually support, and how preliminary is it

Cognitive Enhancement Studies Research suggests potential cognitive benefits through NAD+ preservation in brain tissue, as NAD+ depletion impairs synaptic transmission and neuromuscular junction communication

NNMT is associated with the process of cellular aging and fat storage

Does not significantly inhibit related SAM-dependent methyltransferases or enzymes in the NAD+ salvage pathway NAD+ increase : By preventing nicotinamide methylation to 1-MNA, more nicotinamide remains available for conversion to NMN and subsequently to NAD+ via the salvage pathway

So what does science say about it