Thiamine (Vitamin B1) supplementation may be considered for patients experiencing persistent vomiting, as deficiency can develop relatively quickly in this situation
PubMed laboratory research record [PMID: 6538552] PubMed record related to this compound for laboratory literature review
L-carnitine L-tartrate : The fitness enthusiast's best friend, this form absorbs rapidly and may help reduce muscle soreness and muscle damage after exercise
This 24-week clinical trial demonstrated that supplementation with Glutathione precursors (GlyNAC) in 8 generally healthy individuals boosts GSH levels and improves oxidative stress, mitochondrial function, inflammation, physical and cognitive function
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As with ginseng, the amount of L-Carnitine in energy drinks isn't anywhere near high enough to be of concern, but it's also not enough to catalyze fat-burning effects (if they exist)