Topical tretinoin applied to the face may exacerbate hair loss in some individuals, potentially triggering conditions like frontal fibrosing alopecia. Experiences vary, with some users reporting no impact on hair, while others experience significant hair loss.
Topical finasteride concentrations and application amounts are debated, with concerns that mainstream solutions may use arbitrary concentrations. A 0.25% solution with a specific application method is suggested as more appropriate than higher concentrations.
The user uses finasteride, minoxidil, and ketoconazole for hair loss. They are concerned if applying moisturizer before minoxidil affects its absorption or efficacy.
The user is trying topical melatonin for hair loss and reports feeling tired and unmotivated, considering using it only at night due to restlessness. No hair regrowth noticed after 4 days.