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Description: 3rd gen SARM; simlar to S-4 but higher AR affinity; strong effects on muscle growth and strength gains; often cited as dry/hard/lean anabolic SARM.

Known for: Increasing muscle mass and strength.

Commonly stacked with: Typical bulking stack: S-23, YK-11MK-677 | optional: MK-2866

Side-effects: S23 is highly suppressive. Some scientists are even reporting that it can be used as a male birth control pill because it also affects semen production. Other reported side effects are hair Loss, acne breakout, darkened urine and night sweats.

S23 is only recommended to seasoned bodybuilders, and they must also be very careful when using it. Stop taking the drug immediately if you notice some side effects. Seek medical assistance if the reactions persist.

S23 Lab Results

S23 Sarm COA

Clinical data

Application: Selective Androgen Receptor Modulator
Synonyms: S23, S-23
Routes of administration: By mouth
ATC code: none
Legal status: US: Investigational New Drug
Orig. developer(s): GTX, Inc.

Pharmacokinetic data

Elimination half-life: 12 hours


IUPAC name: (2S)-N-(4-cyano-3-trifluoromethylphenyl)-3-(3-fluoro-4 -chlorophenoxy)-2-hydroxy-2-methyl-propanamide
CAS Number: 1010396-29-8
PubChem CID: 24892822
DrugBank: DB07419
ChemSpider: 24715019

Chemical and physical data

Formula: C18H13ClF4N2O3
Molar mass: 416.753 g/mol
Melting point: n/a
SMILES: C[C@](COC1=CC(=C(C=C1)Cl)F)(C (=O)NC2=CC(=C(C=C2)C#N)C(F)(F)F)O
InChI: 1S/C18H13ClF4N2O3/c1-17(27,9-28-12- 4-5-14(19)15(20)7-12)16(26)25-11-3-2-10 (8-24)13(6-11)18(21,22)23/h2-7, 27H,9H2,1H3,(H,25,26)/t17-/m0/s1

Source: https://en.wikipedia.org/wiki/S-23_(drug)


* These statements have not been evaluated by the Food and Drug Administration or the Medical Health Regulations Agency. These products are not intended to diagnose, treat, cure, or prevent any disease. Selective Androgen Receptor Modulators (SARMs) have not been approved for human consumption as dietary supplements. In accordance with laws pertaining to the use of Investigational New Drugs (IND's) products labeled as SARMs on this website are sold for laboratory and clinical research purposes only, are intended solely for investigational use, and are to be used exclusively for purposes of a clinical trial that is the subject of an effective investigational new drug application; otherwise, you are not authorized to purchase our products. By using this site and/or purchasing our products, you certify you and/or your organization is/are qualified to possess, handle, and administer the products you purchase, that SARMS MATRIX and its owners/agents are not liable for any unintended effects or outcomes, and that you are 21 years of age or older.

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