https://www.runnersworld.com/gear/a20863096/best-compression-socks/
A 2020 scientific review of the sports-related effects of wearing compression socks found that wearing them “during exercise improved performance in a small number of studies.” However, that research was limited in size and survey group; for the most part, studies have concluded that the socks don’t have a significant influence on run performance, though there might be some placebo-effect improvements.
Where compression gear does show significant exercise benefits is with regard to recovery.