JAK inhibitor that reduces inflammation and immune attacks on hair follicles, leading to potential hair regrowth, especially in alopecia areata cases  
        nucleoside used for hair regrowth stimulant properties  
        a synthetic estrogen used topically as an anti-androgen  
        a signaling molecule from dermal papilla cells being actively researched  
        popular antihistamine showing promise for hair loss as an anti-inflammatory and prostaglandin inhibitor