l carnitine before or after meal Rootcology by Dr. Izabella Wentz | Blend | L-Carnitine & Acetyl-L-Carnitine Formula | Ideal for Vegetarians ProSupps L-Carnitine Liquid 1500, Stimulant-Free

It may help improve the bodys natural healing mechanisms, decreasing inflammation in the body, and supporting the formation of new blood vessels

Serving Size: 1 Teaspoon (4mL)

Studies have also indicated interactions with opioid pathways DSIP administration has been shown to modulate pain perception and has effects that can be partially blocked by opioid antagonists in some paradigms, suggesting opioidergic involvement in at least some of its actions

Alternatively (and this is the approach I take for many patients), if you are experiencing significant symptomatic improvement then you can just continue to take the B12 shots indefinitely