▲ 9 r/tressless
5 months fin monotherapy. Documenting macro shaft caliber changes with controlled lighting. Methodology and photos inside, sharing in case it's useful to others doing the same comparison.
37M, fin 1mg only since Dec 2025. Left is pre-fin, right is this week. Both direct sunlight, hair pushed back.
u/Bitter-Show-7579 — 3 days ago