S4, also known as Andarine or GTx-007, is a potent selective androgen receptor modulator (SARM) renowned for its ability to enhance lean muscle mass, improve fat loss, and boost strength.Unlike traditional anabolic steroids, S4 selectively targets androgen receptors in muscle and bone tissues, minimizing unwanted side effects.
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SR9009, also called Stenabolic, is a popular research chemical often marketed within the SARMs niche. While it is primarily a metabolic and endurance enhancer in animal studies, in the business world it is sold as “research-only powder”.
Form: Powder
Packaging: 1g, 5g, 10g vials commonly
Marketing Label: “For research purposes only” or “Not for human consumption”