RuPaul’s Drag Race All Stars winner Trixie Mattel, a musician herself, agrees: “Brittany is both a loving friend and it’s been dazzling to watch her ascension. She is as beautiful as she is talented.

I talked to dermatologists and trichologists about what causes thinning hair and hair loss, as well as the best ingredients to combat thinning hair. I also compiled expert-recommended hair ...