While short-term side effects like vertigo, increased body temperature, mood swings, and nausea can occur, long-term side effects are less well-documented due to limited research
Gasperl A, Balogh E, Boldizsr , Kemeter N, Pirklbauer R, Mstl S, Kalapos B, Szalai G, Mller M, Zellnig G, Kocsy G (2021) Comparison of light condition-dependent differences in the accumulation and subcellular localization of glutathione in Arabidopsis and wheat
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NSL literature pointer PMID 28079870 L-Carnitine laboratory index [PMID: 28079870] National Science Labs indexing note for PMID 28079870: review the PubMed methods, models, and limitations before citing