Genlabs ACE-031 1mg – Advanced Myostatin Inhibitor for Muscle Growth Research
Genlabs ACE-031 1mg is a recombinant fusion protein and potent myostatin inhibitor used in scientific research focused on muscle hypertrophy, lean muscle development, and muscle preservation.
As a soluble activin receptor type IIB (ActRIIB) fusion protein, ACE-031 acts as a decoy receptor that binds to myostatin and related growth-limiting proteins, preventing them from restricting skeletal muscle growth. This unique mechanism makes it a valuable tool for researchers studying pathways involved in muscle regulation and tissue development.
How ACE-031 Works
Myostatin is a naturally occurring protein that limits muscle growth. ACE-031 works by:
- Binding to circulating myostatin in the bloodstream
- Blocking myostatin from attaching to muscle cell receptors
- Reducing growth-limiting signals
- Allowing researchers to study enhanced muscle fiber development and lean mass accumulation
Key Research Applications
ACE-031 1mg is commonly used in laboratory studies related to:
- Skeletal muscle growth and hypertrophy
- Muscle-wasting disorders and sarcopenia
- Neuromuscular disease research
- Muscle preservation mechanisms
- Regenerative medicine and strength-related pathways
Potential Research Outcomes
In experimental settings, researchers have investigated ACE-031 for its possible effects on:
- Increased lean muscle mass
- Enhanced muscle fiber size and density
- Improved muscular development
- Reduced muscle degradation
- Support for strength and performance-related pathways
Product Specifications
- Product Name: Genlabs ACE-031
- Strength: 1mg per vial
- Form: Recombinant fusion protein
- Category: Research compound
- Mechanism: Myostatin inhibition
Safety Considerations
While ACE-031 showed promising muscle-enhancing potential in early research, clinical development was discontinued due to safety concerns. Reported observations included nosebleeds (epistaxis), vascular abnormalities, altered blood vessel formation, and other circulatory issues. It is intended strictly for laboratory research purposes only.
Important Notice
ACE-031 1mg is not approved for human consumption, medical treatment, or therapeutic use. It is sold exclusively for scientific and laboratory research.

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