is l carnitine good for your kidneys L-Carnitine Amino Acid Supplements & Kidney Disease. Can It Help Heart & Energy With CKD? is l carnitine good for

Yazici D, Sezer H

doi:10.1186/1471-2334-6-15

Researchers hypothesized that, while the increased thyroid hormone increased carnitine synthesis, it also accelerated mitochondrial fatty acid oxidation (similar to what was seen to happen in a hyperthyroid state), which reduced carnitine levels

While L-carnitine supplementation normalized plasma carnitine concentration in vegetarians to that observed in omnivores, there was no effect on energy metabolism and physical performance compared to no supplementation and between vegetarians and omnivores (131)

Our mitochondria can be affected by other types of free radical build-up as well