l-carnitine side benefits The bright and the dark sides of supplementation: a systematic review | Journal of the International Society of Sports Nutrition Health Benefits of L-Carnitine |
Description
The net effect is the activation of cGMP-dependent protein kinase (PKG

Feb 11 2017;57(3):613-631

Furthermore, heart rate measurements in this study revealed that LC supplementation under the experimental protocol led to a lower heart rate at certain time points compared to the classic protocol, particularly during the third and fourth minutes of exercise

Therefore, further studies are required in this regrade
Since it has only been reported in a small number of people worldwide, its prevalence is unknown [86]
