Description
S4 Andarine + Stenabolic + Cardarine combines S4 Andarine, SR-9009 and GW501516 in one product, sold as capsules. Each batch is checked for 99%+ purity. It’s intended for research use only.
What S4 Andarine + Stenabolic + Cardarine contains
S4 Andarine
S4 (andarine, also GTx-007) is one of the first nonsteroidal SARMs, developed by GTx Inc. alongside ostarine. It’s a partial agonist at the androgen receptor, and in rats it built muscle and bone while having much less effect on the prostate.
S4 binds the androgen receptor as a partial agonist. In muscle and bone it gives close to a full response, while in the prostate it gives a weaker one, and in the presence of full androgens it can even compete with them there.
SR-9009
SR-9009 (stenabolic) is a synthetic REV-ERB agonist developed at the Scripps Research Institute. It’s sold next to SARMs, but it acts on the body clock proteins REV-ERB-alpha and beta, not on the androgen receptor.
SR-9009 binds REV-ERB-alpha and beta, which repress clock genes such as BMAL1. That changes the daily rhythm of metabolism genes in liver, muscle and fat.
GW501516
GW501516 (cardarine) is a PPAR-delta agonist developed by GlaxoSmithKline and Ligand in the 1990s. It’s often sold next to SARMs, but it works through a different receptor, one that switches on fat-burning genes in muscle.
PPAR-delta is a nuclear receptor. When GW501516 binds it, it pairs with the retinoid X receptor and switches on genes for taking up and burning fatty acids, such as CPT1 and PDK4.
Why researchers use S4 Andarine + Stenabolic + Cardarine
Labs pair these compounds because each works through a different pathway, so combining them covers more of the system in one study. A fixed mix also means one product, one label and no drift between separate containers.
Research behind S4 Andarine + Stenabolic + Cardarine
Gao and colleagues reported in Endocrinology in 2005 that S4 restored muscle and bone in castrated rats. Kearbey and colleagues later showed it reduced bone loss in ovariectomized rats.
Solt and colleagues reported in Nature (2012) that SR9009 changed circadian gene expression in mice, raised energy use and reduced fat mass.
Narkar and colleagues showed in Cell in 2008 that GW501516 combined with exercise or with AICAR raised running endurance in mice and shifted muscle toward slow-twitch fibers.
For the original studies, start with this PubMed search for S4 Andarine, SR-9009 and GW501516.
Options and prices
This listing is a bottle of 60 capsules, 50mg each, for $204.86.
Capsules hold a measured amount each, listed in the size option with the count and total.
How labs use it
Labs comparing SARMs usually match exposure time and measure the same panel across compounds: muscle and prostate weight in rodents, plus hormone and lipid markers. That tissue-selectivity ratio is what SARM research is built around.
Liquids make small, even measurements easy, while capsules and tablets suit studies that need a fixed amount per unit.
The classic rodent readout compares levator ani muscle weight with prostate weight, which shows how tissue-selective a compound is. Body composition scans and hormone blood work usually sit alongside it.
S4 Andarine + Stenabolic + Cardarine specifications
- Contains: S4 Andarine, SR-9009 and GW501516
- Forms: capsules
- Size: 50mg per capsule/60ct/3g
- Purity: 99% or higher, verified by first- and third-party testing
- Use: laboratory research only
Purity and batch testing
We test each batch for identity and purity before it ships, using HPLC and mass spectrometry, with independent third-party checks on top of our own.
The batch number on the label matches the certificate of analysis. If your lab keeps paperwork on file, ask us for it and we’ll email it over.
How to store S4 Andarine + Stenabolic + Cardarine
Store capsules, tablets and powder in a cool, dry place out of direct light, with the lid closed tight. Note the batch number and the date you opened it in your lab records.
Working with it safely
Wear gloves and eye protection when you open or measure it, and work on a clean surface.
Label everything you prepare, keep it away from food areas, and follow your lab’s rules for disposing of sharps and chemical waste.
Before you start
- nothing extra for capsules or tablets, as each unit is pre-measured
- a dry, sealed container if you split a bottle between projects
Other compounds to look at
- Sculptor SARM Stack (Ostarine + Andarine S4), combining MK-2866 and S4 Andarine
- Extreme Cycle Capsules: Extreme Cycle is a 120-capsule formula (four capsules per serving) of TUDCA (350mg), L-tyrosine (410mg), NAC (410mg), green tea leaf (220mg), acetyl L-carnitine (110mg), alpha lipoic acid (110mg), grape seed extract (65mg) and zinc.
- S-23 MK-677 Combined Formula: The S-23 MK-677 Combined Formula puts 10mg of S-23 and 10mg of MK-677 in each capsule, 20mg per capsule and 60 capsules.
- S-23: S-23 is a nonsteroidal SARM from the same research group at the University of Tennessee that worked on andarine.
- SARM Transdermal Stack (S-23 + YK-11 + LGD-4033 + Laxogenin), combining S-23, YK-11, LGD-4033 and Laxogenin
You can also browse our full SARMs and metabolic research compounds pages.
S4 Andarine + Stenabolic + Cardarine questions
Does it come with a certificate of analysis?
Yes. Every batch is tested, and we’ll email the certificate of analysis for your batch number on request.
Can it be used in people or animals?
No. It’s sold for laboratory research only and isn’t approved for human or veterinary use.
What’s in S4 Andarine + Stenabolic + Cardarine?
S4 Andarine, SR-9009 and GW501516. The section above covers each one.
How should I store it?
Follow the storage section above. In short: cold and dark for freeze-dried vials, room temperature and dry for capsules, tablets, powders and liquids, unless the label says otherwise.
Is S4 Andarine + Stenabolic + Cardarine in stock?
Yes. It’s in stock and ships from our warehouse after your order clears.
Buy S4 Andarine + Stenabolic + Cardarine from Pure Rawz
Ready to order? S4 Andarine + Stenabolic + Cardarine starts at $204.86 and ships from stock. Add it to your cart and you’re done.
Need more for the same project? Have a look at our SARMs and metabolic research compounds.
For laboratory research use only. Not for human or veterinary use. These statements have not been evaluated by the FDA.






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