Heavy consumption of the essential amino acid lysine (as indicated in the treatment of cold sores) has allegedly shown false positives in some and was cited by American shotputter C. J. Hunter as the reason for his positive test, though in 2004 he admitted to a federal grand jury that he had injected nandrolone.  A possible cause of incorrect urine test results is the presence of metabolites from other AAS, though modern urinalysis can usually determine the exact steroid used by analyzing the ratio of the two remaining nandrolone metabolites. As a result of the numerous overturned verdicts, the testing procedure was reviewed by UK Sport . On October 5, 2007, three-time Olympic gold medalist for track and field Marion Jones admitted to use of the drug, and was sentenced to six months in jail for lying to a federal grand jury in 2000. 
A cutting Deca Durabolin cycle will normally not be built around this Nandrolone hormone, but rather it is a secondary addition. In the cutting phase, this steroid may be added to a total plan in order to promote muscle tissue preservation, but it is most commonly added for the therapeutic effects this steroid can provide. If a cutting Deca Durabolin cycle is implemented, especially if you’re a competitive bodybuilder, you will more than likely want to keep its use at the front end of the total plan and rely solely on hardening agents towards the end. This type of Deca Durabolin cycle cannot be recommended to new steroid users . This type of use will normally be extended beyond what a new steroid user will be comfortable with.