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3D and S3F)

For instance, N-acetylcysteine (NAC), a precursor to GSH, has shown promise in increasing brain GSH levels and improving symptoms in first episode psychosis patients. NAC is so medically effective that it has been classified a medicine, hence not a food, and is no longer available over the counter in the US

Therefore, further standardized and controlled studies are needed to clarify these conflicting findings and establish clear guidelines for the consumption of kombucha with the aim of obtaining optimal health effects

More than 200 anticancer drugs including cytotoxic and biologically targeted agents are currently in use having a low success rate of ~5% in the clinical application [3]

A retrospective evaluation

In many examples shown in this review, heterologous expression of the core enzyme or the entire BGC can provide a direct link between the BGC and the metabolite