Testosterone propionate because they have an active short life strong> 2-3 days, athletes found they could beat the testosterone: epitestosterone drug test if they stopped using this compound a week or two before being tested. This made it very popular among athletes in tested competitions, who liked this aspect a lot.
Testosterone Propionate is the second fastest acting testosterone available for widespread distribution in the market.
The only handicap appears to be the injection frequency dictated by the short active life of the drug. Every day to every other day were the most common dosage regimine with this drug. A very high quality muscle gain has been achieved with a simple 50-100 mg testosterone propionate every 1-2 days along with perhaps 50mg stanozolol or trenbolone acetate (in the same dosing regimen), and 20-25mg daily oxandrolone. Testosterone propionate is the popular form of testosterone for athletes.