l-carnitine and berberine together taken vs L Carnitine , Which one should YOU take?, Both are metabolic powerhouses, but they work in completely different ways , Berberine HCL is nature's metformin., 1 GLP Plus Berberine, L-Carnitine &

[1] As a supplement it is used to treat vitamin B12 deficiency including pernicious anemia

Because crystalline formulations are better absorbed than naturally occurring vitamin B 12 , patients older than 50 years and strict vegetarians should consume foods fortified with vitamin B 12 and vitamin B 12 supplements, rather than attempting to get vitamin B 12 strictly from dietary sources

Richie JP Jr, Leutzinger Y, Parthasarathy S, Malloy V, Orentreich N, Zimmerman JA

4.6.5 SIRT1/PGC-1 pathway The Sirtuin 1/PPAR- co-activator1 (SIRT1/PGC-1) pathway is critical in regulating mitochondrial function and OS, which are key factors in the pathogenesis of DN