S23 Solution
GrowthS23 is an investigational SARM studied for both muscle-building and, in animal research, male contraceptive effects due to strong suppression of natural testosterone and sperm production. It has not been through human clinical trials and is regarded as one of the more potent SARMs commonly sold for research use.
Animal data only — no human trials
S-23 is a nonsteroidal SARM studied in preclinical animal models — including reproductive and bone effects — and in equine doping-detection metabolite work. No human clinical trial was found in this research pass. Treat any specific benefit or dosage claim for this compound as unverified against real human data.
Is S23 FDA-approved?+
No, and it has no published human trial data — only preclinical (animal) research.
Why is S23 studied as a male contraceptive?+
Animal research found it suppresses sperm production strongly enough to be explored as a non-hormonal-injection contraceptive approach, alongside its muscle-building research.
Is S23 banned in sport?+
Yes, as a SARM it is prohibited under WADA S1.2.
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