My betta had advanced body rot. He was close to death, but survived. Here is a comparison from then and now- a year later! (story in comments) : r/bettafish
Hunkemöller – Kiki – Tief ausgeschnittener Body aus Spitze in Rot mit Netzstoff-Detail | ASOS
Intimissimi SINFUL FANTASIES LACE - Body - rot sealing wax red/dark red - Zalando.de