Deca Durabolin 350 (Nandrolone Decanoate) is a long-chain 19-nortestosterone ester examined in research settings for its slow-release pharmacokinetics and sustained anabolic signaling profile. Its extended half-life allows low-frequency administration and steady-state concentration modelling.

Compound Overview

Nandrolone Decanoate is a derivative of testosterone with a decanoate ester that moderates release rate following intramuscular deposition. It is studied for its effects on nitrogen retention, protein synthesis, and tissue metabolism, and for its comparatively lower androgenic index than testosterone itself.

• 19-nor anabolic-androgenic steroid structure with decanoate ester chain.
• Slow metabolic release supporting extended exposure intervals in kinetic studies.
• Lower aromatization potential than testosterone; exhibits progestin receptor affinity.
• Referenced in literature for effects on collagen formation and mineral retention.

Research Focus Areas

• Assessment of sustained anabolic response under extended dosing intervals.
• Study of nitrogen balance and protein synthesis pathways.
• Investigation of collagen synthesis and connective-tissue support mechanisms.
• Evaluation of endocrine feedback and suppression recovery models.

Performance Characteristics (Educational Context)

• Gradual, steady activity curve — suitable for long-term modelling of anabolic response.
• Frequently combined with testosterone in controlled research for comparative balance studies.
• Examined for off-season mass-gain and joint-support models under laboratory supervision.

Usage Notes (Research Reference Only)

• Endocrine dynamics: Nandrolone is known to suppress endogenous testosterone in vivo; exogenous control variables are commonly added in research to evaluate recovery profiles.
• Estrogen/progestin pathways: Lower aromatization rate but measurable progestin interaction — observation and monitoring recommended in applicable models.
• Hepatic profile: Not 17-α alkylated; typically considered non-hepatotoxic in experimental ranges.
• Female-specific research: Limited data; only micro-dosed, controlled conditions to minimize virilization-related outcomes.

Informational Ranges (Non-Clinical)

Provided for comparative literature review — not for human or veterinary administration.

• Low-range studies: 100–200 mg / week equivalent exposure models.
• Moderate-range studies: 200–350 mg / week kinetic profiling.
• High-range models: 400–600 mg / week, typically paired with androgen reference compounds.

Reference durations in research often span 8–16 weeks, depending on clearance and endpoint measurement.

Product Data

• Formulation: Oil-based injectable solution
• Concentration: 350 mg / ml
• Appearance: Clear, pale-yellow oil
• Composition per 1 ml:
  • 350 mg Nandrolone Decanoate (USP)
  • 20 % Benzyl Benzoate (USP)
  • 2 % Benzyl Alcohol (USP)
  • Ethyl Oleate (carrier solvent)

Note: Contains Ethyl Oleate — verify compatibility before laboratory

For laboratory, educational, and research use only. Not for human or veterinary use, ingestion, diagnostic, or therapeutic purposes. No medical or weight-loss claims are made or implied. Buyer is responsible for lawful acquisition, handling, and compliance with all regulations.