l carnitine use Compounded (L) Injection L-carnitine 1000 Rekreitin, powder for
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doi: 10.1093/icb/icac130 70 DrexhageHA

Unfortunately, this measure doesnt show the level of B12 within cells and has a low predictive ability (8)

10.1001/jamasurg.2022.6855 [DOI] [PMC free article] [PubMed] [Google Scholar] Thompson B., Waterhouse M., English D

But they are fundamentally different molecules with different mechanisms, different research histories, and different areas of scientific focus

Salinas RA, Alvarez G, Daly F, Ferreira J

This increased susceptibility to neurological damage in people
