a JAK inhibitor for alopecia areata and other autoimmune conditions  
        glycoprotein that inhibits TGF-β and promotes hair growth by antagonizing activin  
        mitochondrial pyruvate carrier (MPC) inhibitor by Pelage in early trials  
        An essential vasodilator with some anti-androgenic effects, has excellent safety record  
        nucleoside used for hair regrowth stimulant properties