is l carnitine amino acid L-Carnitine: An Supplement for Athletes L-Carnitine 3000 (Bottle)
Description
Komza M, Khatun J, Gelles JD, Trotta AP, Abraham-Enachescu I, Henao J, et al

F3H: Flavonoid-3-hydroxylase

That translates to a per-day use cost of $1.75 for the 60-count bottle and $1.17 for the 180-count

Others changed dose or switched to saline vehicle to mitigate irritation
