US$ 25.16
l-carnitine side effects on sperm Carnitine Deficiency: What Is It, Causes, Symptoms, and More Medfertil for Men Dietary Supplement
Description
ALC also addresses carnitine deficiency in conditions such as CFS [159, 160]

doi: 10.1186/1756-6614-4-16 131 DolanKFinleyHGastaMHousemanS

[DOI] [PubMed] [Google Scholar] 173.Zhou J., Farah B.L., Sinha R.A., Wu Y., Singh B.K., Bay B.H., Yang C.S., Yen P.M

L-carnitine itself is not a stimulant, but many fat-burner products add caffeine, yohimbine, synephrine, or proprietary blends

Albeit pricey, multiple reviewers recommend it for the arm area

[DOI] [PubMed] [Google Scholar] Iliceto S, Scrutinio D, Bruzzi P, D'Ambrosio G, Boni L, Di Biase M, Biasco G, Hugenholtz PG, Rizzon P
