Results from a brow lift can last several years; however, natural aging will continue over time

https://www.cosmeticjournal.co.uk/brows-the-new-era-of-brow-lifts-and-what-they-say-about-you

Results from a brow lift can last several years; however, natural aging will continue over time. Patients often consider periodic touch-up treatments or complementary procedures to maintain their enhanced appearance.