l-carnitine androgen receptor study Tartrate Supplementation for 5 Weeks Improves Exercise Recovery in Men and Women: A Randomized, Double-Blind, Placebo-Controlled Trial Research Breakdown on L-Carnitine -
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doi: 10.2217/epi-2020-0279 28 AntounEKitabaNTTitcombePDalrympleKVGarrattESBartonSJet al
A review published in 2023 of eight human studies and 30 animal studies found a positive association between zinc and testosterone levels
Lechtenberg and Worner, 1991
Department of Health and Human Seervices, National Center for Complementary and Integrative Health
