Originally the solo recording endeavour of Jake Popyura, Supermilk has been releasing music since 2017 with a full band incarnation active since 2022.
[6] Unable to perform live due to the UK's COVID-19 restrictions, Popyura spent much of 2020 writing the project's second full-length album.
[9] Supermilk started performing live in 2022, with Popyura joined by Sophie MacKenzie (Cheerbleederz), Em Foster (Nervus) and Jay Cavalier (Personal Best).
[15] In January 2024 Popyura disclosed his diagnosis of amyotrophic lateral sclerosis, a rare and terminal neurodegenerative disorder, via the band's Instagram account.
[16] Following shows with Speedy Ortiz and Cheekface, Supermilk announced the project's third LP, High Precision Ghosts,[17] and shared the album's lead single Sweat.