A user is concerned if a formulation of tretinoin mixed with niacinamide will affect the absorption of minoxidil. They are seeking advice on whether niacinamide will hinder tretinoin's effectiveness.
A user is seeking suggestions for a custom hair lotion mix containing minoxidil, finasteride, caffeine, niacinamide, and biotin. Another user suggests adding tretinoin, topical valproate, and bimatoprost.
A user shared a beard growth protocol involving hydration toner, azelaic acid, tretinoin, moisturizer, 5% topical minoxidil, and SPF 30+ sunscreen. The regimen spans a year to a year and a half, with specific application schedules for different phases.
User shared progress in treating hair loss and improving skin, using treatments like finasteride, minoxidil, RU58841, tretinoin, microneedling, and skin care regimen. Others commented on the impressive results and asked about costs and side effects.