vitacost acetyl l-carnitine hcl - 500 mg - 120 capsules HCl, mg, Acetyl L-Carnitine 500 mg Supplement
Description
Xia et al., 2011)


Keep in mind every products evidence base and design differ, and direct head-to-head comparisons are rare

Liu D, Wang LN, Li HX, Huang P, Qu LB, Chen FY

Oral L-carnitine supplementation increases trimethylamine-N-oxide but reduces markers of vascular injury in hemodialysis patients