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ACE-031

THE MUSCLE UNLEASHED

ActRIIB-Fc, Soluble Activin Type IIB Receptor Fusion Protein

ACE-031 works by trapping myostatin, your body's natural brake on muscle growth. By neutralizing this signal, your muscles can grow more freely. Originally developed for muscle-wasting diseases, it's now studied for its ability to increase lean mass, strength, and even bone density without the side effects of steroids.

ACE-031
ACE-031
ACE-031

ACE-031 Evidence Snapshot

How these guides are reviewed
REGULATORY STATUS

Not FDA approved · research use only

DOSING GUIDANCE

Reviewed by our clinical team

LINKED EVIDENCE

1 research sources

CONTENT UPDATED

Aug 28, 2026

Dose and schedule recommendations shown below come from The Peptide App Clinical Team. Research links are provided so readers can inspect the supporting evidence directly. Review the sources.

Quick Answers About ACE-031

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Is ACE-031 FDA approved?

No. This profile records ACE-031 as not FDA approved and for research use only.

MORE CONTEXT ›

Review the regulatory and source details on this page for the current context.

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What dose does The Peptide App Clinical Team recommend for ACE-031?

Dose: 100-200 mcg, 1-3 times per week.

MORE CONTEXT ›

Schedule: daily. Cycle: 4-8 weeks on, then 4-8 weeks off. This is clinical-team guidance for reference and does not replace individualized instructions from a licensed clinician.

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What research supports this ACE-031 guide?

This guide links to 1 curated or current research sources.

MORE CONTEXT ›

Open the research section to inspect the source titles, publication details, study types, and available abstracts directly.

Studied Effects & Mechanisms

Myostatin Blocker

Traps myostatin before it can limit muscle growth

Muscle Builder

Enables uninhibited muscle cell growth and hypertrophy

Bone Support

Improves bone mineral density and metabolism

Fat Metabolism

Supports fat burning through improved metabolic efficiency

Bodybuilders looking for non-hormonal muscle support
Athletes recovering from injury or muscle loss
People with age-related muscle decline
Those interested in bone density improvement

ACE-031 Research

Live research temporarily unavailable

The live research feed did not return papers for this page. The curated references below remain available for crawlable source context.