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(Yep its genetic!) Alcohol is quickly absorbed in the stomach, going into the bloodstream and making its way to the brain and liver

Arginine Biosynthesis Humans cannot synthesize arginine at levels that are sufficient for cellular functions during periods of infection and inflammation as well as growth needs of the body during early development, thus the amino acid is considered a conditionally essential amino acid

Gwyer, D

[DOI] [PMC free article] [PubMed] [Google Scholar] 123.Withaar C., Meems L.M.G., Nollet E.E., Schouten E.M., Schroeder M.A., Knudsen L.B., Niss K., Madsen C.T., Hoegl A., Mazzoni G., et al