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Description
Two 2013 systematic reviews of interventions concluded that the modest benefit of propionyl-L-carnitine on walking performance was equivalent or superior to that obtained with drugs approved for claudication in the US (e.g., pentoxyphylline, cilostazol) yet inferior to improvements seen with supervised exercise interventions (69, 70)

J Gerontol A Biol Sci Med Sci

New York: Marcel Dekker, Inc

Individuals with defective carnitine transport have poor intestinal absorption of dietary L-carnitine, impaired L-carnitine reabsorption by the kidneys (i.e., increased urinary loss of L-carnitine), and defective L-carnitine uptake by muscles (4)

(PubMed) Davini P, Bigalli A, Lamanna F, Boem A
