In September, 2013, the headquarters of S.W.A.T.S. was raided and ordered to be shut down by Alabama's attorney general citing "numerous serious and willful violations of Alabama’s deceptive trade practices act". Among the violations were "claims that the company made about a number of products that were unsupported by scientific research. Some of these products were marketed as 'dietary supplements.'"  The assistant Alabama attorney general "says that Deer Antler Spray is dangerous and its sellers are law-breakers." 
The latest and greatest performance enhancer, if you've been living under a rock, is deer antler velvet. On the surface, it seems like it could make sense. The coating on the antlers of young male deer that contribute to the growth of that part of their body could help athletes. First, the NFL prohibited Oakland Raiders coach Hue Jackson from endorsing it. Now, according to SI.com, Major League Baseball is warning players about using it.
L-Arginine: An amino acid usually found in red meats that is important for the body’s ability to manufacture proteins. L-Arginine has been used to treat conditions like high blood pressure, congestive heart failure, blocked arteries, and erectile dysfunction. L-Arginine is safe for most people, however it should not be taken by women that are pregnant or breastfeeding.