the gold standard retinoid in dermatology that's also helpful for hair regrowth alongside Minoxidil
a JAK inhibitor for alopecia areata and other autoimmune conditions
a potent but unapproved and potentially problematic topical anti-androgen
Hair transplantation moves DHT-resistant follicles from a donor area (back and sides of the scalp) into thinning or bald areas. The transplanted hair is generally permanent, though surrounding native hair can keep thinning.