Our top recommendation here at Nanotech Project is Pure Rawz, ibutamoren xt. All of their products are tested for purity, and if you use the code 'nano20' you'll get 20% off any product you want. Cardarine ' The Bottom Line. In conclusion, Cardarine is often grouped together with SARMs, although it is technically not a SARM'but rather a PPAR? receptor agonist.For those you (especially fitness models and bodybuilders) who want to achieve extremely low levels of body fat ( sub 8%) without losing muscle mass, ibutamoren xt.