l carnitine in male infertility pubmed L-CARNITINE SUPPLEMENTATION BEFORE ASSISTED REPRODUCTION FOR Reviving Fertility: Phytochemicals as Natural

Biomolecules 2021

Xu Y, Jiang W, Chen G, Zhu W, Ding W, Ge Z, Tan Y, Ma T, Cui G

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But only LC was shown to have treatment effects with statistical significance

The 70-day experimental period was also selected because it approximately corresponds to a full spermatogenic cycle in rats, allowing us to evaluate the effect of the administered drugs on reproductive (spermatogenic) cells and on the entire process of sperm formation

And if we can't increase carnitine in the muscle with a supplement and we can't get it into the mitochondria, it can not exert its claimed effects