5% RU58841 Topical Anti-Androgen SolutionRU58841 binds to androgen receptors in the hair follicle, blocking DHT from attaching and shrinking your hair. Developed in the 1980s for hair loss and acne. Early clinical trials showed strong results. Shelved because the patent expired, not because of safety concerns.Unlike finasteride, RU58841 works locally at the scalp. It does not enter your bloodstream or reduce your hormones. Apply once a day — takes 60 seconds Results in as little as 90 days Less than £1.22/day Third-party tested by Janoshik (≥98% purity) UK formulated, 48hr dispatch 90-day money-back guarantee. Take a before photo on day one. If day 90 looks the same, we refund you.Already using Minoxidil? RU58841 5% is designed to stack with it. Apply RU in the morning, Minoxidil at night.Want everything in one bottle? Try RUstim+ — our 4-in-1 formula.For research and experimental use only.