the gold standard retinoid in dermatology that's also helpful for hair regrowth alongside Minoxidil
hormone commonly taken for sleep aid has some topical benefits for hair
herb and oil thought to stimulate skin and hair
JAK inhibitor that reduces inflammation and immune attacks on hair follicles, leading to potential hair regrowth, especially in alopecia areata cases
mTOR regulator and immunosuppressant used more recently for anti-aging and hair regrowth