l-carnitine and caffeine interaction as Pre-Workout Supplement: Guide Lean Shots Liquid L Acute L-Carnitine Supplementation Does Not
Description
This membrane-bound enzyme is a flavoprotein, which use FAD as cofactor

Physiol Cell Physiol 2006, 290 (2), C433443

Think of it like a medication bottle, strength is whats inside, dose is what you take

Zhu Y, Jin D, Liu M, Dai Y, Li L, Zheng X, Wang L, Shen A, Yu J, Wu S, et al

The lawsuit targets what Lilly considers unauthorized manufacturing and deceptive marketing practices
