The statement goes thus: In overweight or trained individuals, it has been shown from most controlled studies that L-carnitine supplementation has no impact on muscle carnitine content, fat metabolism, or weight loss
What you are likely seeing is purging, a reaction to the wrong concentration, a bad product pairing, or a genuine sensitivity
6.4 Summary of RCTs In the RIPENACTB trial, adjunct NAC treatment with 1,200 mg twice a day in hospitalized HIV/TB patients significantly reduced circulating lipid peroxidation (malondialdehyde (MDA) levels by approximately 40%50%) and increased antioxidant defenses, including glutathione (GSH, by approximately 30%40%), compared to baseline and the standard care group
This reaction generally subsides within minutes to hours
In addition, quercetin has been shown to reduce the inflammatory response of kidney cells, and its administration reduced the expression of proinflammatory cytokines (TNF-, and IL-6) (DH et al., 2024)