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Description
PMID: 31200524 5 Newborn screening for primary carnitine deficiency in Quanzhou, China

Feb 2019;111(2):197-204

The NIH doesn't consider carnitine an essential nutrient for most people

Shi Y, Lim SK, Liang Q, Iyer SV, Wang HY, Wang Z

Eur J Appl Physiol Occup.Physiol 1987;56(4):457-460

Yes, they can continue their exercise as it is a good strategy to combat breakouts
