l-carnitine fumarate vs levocarnitine Acetyl L-Carnitine: Differences, Benefits & Which to Choose L-Carnitine Fumarate – Olympian Labs

It exhibits a higher affinity for acylcarnitines with longer carbon chains and is located in the inner mitochondrial membrane where takes contact with CPT2 located on the matrix side of the inner mitochondrial membrane (Figure 1)

Both can cause effects of gastrointestinal distress

99 PelletierR.HigginsJ.BourbonnaisD

Effects of enobosarm on muscle wasting and physical function in patients with cancer: a double-blind, randomised controlled phase 2 trial

As we could see from the curve, the efficacy of l-carnitine on BMI at 0.5 weeks was 50% of the E max , at 2 weeks was 80% of the E max (plateau stage), at 4.5 weeks was 90% of the E max , at 9.5 weeks was 95% of the E max