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SR9009 (Stenabolic)

Aliases: Stenabolic

Last verified: 2026-09-23

PreclinicalPreclinical evidenceSmall moleculesLow interest

The short version

A REV-ERBα agonist — modulates the circadian clock and metabolism: in mice reduces fat, increases endurance. No human studies; poor oral bioavailability. Key fact: No controlled human trials exist. Everything known about SR9009 (Stenabolic) in humans comes from indirect sources and self-reports. Status: preclinical. Not approved; WADA-banned (S4).

Identity & type

Molecular type
mali molekul
Origin
A REV-ERBα agonist — modulates the circadian clock and metabolism: in mice reduces fat, increases endurance.

Mechanism of action

REV-ERBα agonism → repression of lipogenic genes, increased mitochondrial activity.

not confirmed in humans

Dosing & routes

Official / clinical context

No approved official document exists for SR9009 (Stenabolic). Any protocols mentioned are to be read as information, not as a recommendation.

Regulator-approved labeling and published study designs — never a recommendation.

Community-reported practice

Community: 10–40 mg/day split (questionable bioavailability). Energy and metabolic "speed-up" are reported, but effects vary due to poor oral bioavailability; often disappointing.

Unverified self-reports. Not medical advice. Not endorsement.

Expected effects (community)

Energy and metabolic "speed-up" are reported, but effects vary due to poor oral bioavailability; often disappointing.

Protocol — official vs community

Official / label

No approved product. Poor oral bioavailability in preclinical work drove the development of improved analogues (SR9011, SLU-PP-332).

Duration: —

The 'exercise in a pill' headlines ran far ahead of the pharmacokinetics.

Community (anecdotal)

10–30 mg oral daily, split dosing due to short half-life; some hold under the tongue.

Cycle:
8 weeks.
Break:
4 weeks.

Half-life-driven split dosing three times a day is the compliance-killer of this compound.

Human evidence

No controlled human trials exist. Everything known about SR9009 (Stenabolic) in humans comes from indirect sources and self-reports.

Preclinical evidence

Preclinical (Scripps); never clinical.

Known risks

  • Unknown in humans; theoretical circadian disruption.characterized

Teal: characterized in clinical/labeling contexts. Amber: theoretical or reported outside controlled settings.

Unknowns & evidence gaps

  • All human pharmacokinetics, safety and efficacy

Frequently asked questions

References

Systematic references are being expanded; verify sources directly before any decision.