Adulterants NSF found in products include:
- Undeclared steroids.
- Undeclared stimulants such as DMAA, DMBA, phenylethylamines (e.g. BMPEA), hyper caffeination, and carphedone.
- Undeclared drugs including morphine, Ostarine (a Selective Androgen Receptor Modulator).
- Undeclared sexual enhancement ingredients.
The U.S. Anti-Doping Agency (USADA) keeps a running list of dietary supplement products that have been screened and tested positive as part of their Supplement 411 program.
Some of the obvious products include DiMethyl-Z, Epi-Andro, Epi-1-Test, Freakazol, M-Sten, Methyl-Sten, Ostabol, while some of the uncommon products include AMP, ExtenZe, Jack3d, Lipo 6 Black, Meltdown, Redline White Heat, Slim Lipo.