S-4 – 1g

1 gram powder. From the USA.

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S-4 is a selective androgen receptor modulator (SARM) that binds to the androgen receptor with high affinity displaying strong effects on protein synthesis, bone mineral density, libido, lean body mass and reduction of fat mass.


Names: S-4, Gtx-007, Andarine
CAS#: 401900-40-1
Unit Size: 1 gram powder
Purity: 98%
CoA: Certificate of Analysis for LOT#: 75145
Storage: Room temperature
Terms: Research use only.

Selected Research:

Selective androgen receptor modulator treatment improves muscle strength and body composition and prevents bone loss in orchidectomized rats.

Selective Androgen Receptor Modulator (SARM) treatment prevents bone loss and reduces body fat in ovariectomized rats.


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