nandrolone phenylpropionate (NPP) (https://www.elitepharmas.org/npp-100mg-1ml.php) is used in bodybuilding to enhance muscle growth, strength, and endurance. It promotes protein synthesis, nitrogen retention, and recovery. Popular among athletes during bulking cycles, it helps build lean mass with reduced fat gain. Additionally, it supports joint health and reduces workout-related pain, making intense training sessions more manageable and effective.