Leutsiini kohta leidsin need kõrvalmõjud:
Leucine supplements taken even in somewhat high amounts can produce physical symptoms similar to those seen during hypoglycemia in the body. Leucine supplements taken at exceedingly high levels can induce more ammonia accumulation in the body and might result in pellagra in the person.
http://www.herbs2000.com/amino_acids/leucine.htm
Et siis suurtes kogustes tarbides koguneb kehasse ammoniaaki, mis on värvitu uriini-lõhnaline mürgine gaas nagu ma aru saan, et siis selline kõrvalmõju, võib-olla see mürgine ammoniaak siis värvib uriini.