l-carnitine 500 grams GNC Pro Performance 500mg 60 Tablets Burns Fat for Instant Life Extension L L-Carnitine, 500 mg, 60 Vegetarian
Description
doi: 10.1165/rcmb.2018-0335OC 78

The presence of L-carnitine in liquid form ensures rapid absorption and immediate availability of the active ingredient, helping to improve general well-being and support the body in times of greatest need

Di Marzio L, Moretti S, D'Alo S, et al
L-carnitine's role is more about energy handling than being a direct "shine ingredient," since it supports fat use for energy

PID, the presumed ingested dose
