research compound made to degrade androgen receptors in scalp  
        much-hyped research compound targeting prolactin receptor in scalp  
        antifungal with some anti-androgenic benefits, often used as a shampoo  
        the gold standard retinoid in dermatology that's also helpful for hair regrowth alongside Minoxidil  
        mTOR regulator and immunosuppressant used more recently for anti-aging and hair regrowth