Nandrolone Decanoate is a well-known compound used for muscle mass gain. It promotes rapid bulk growth by causing notable water retention in the muscles. It works effectively when paired with long-esters testosterone. With a half-life of 6-7 days, it provides a slow, sustained release, making it suitable for long cycles.

Additional Information: 

Composition: Nandrolone Decanoate 300mg/ml
Packing : 10ml multidose vial for IM use only
Formula: C28H44O3
Molecular Mass: 428.6472 g/mol
Anabolic/Androgenic Ratio: 125:37
Dosage: 500-700mg per week