Bitcoin has fallen below US$80,000 as cryptocurrency markets struggle to build momentum, with weak institutional flows and continued macroeconomic uncertainty keeping buyers cautious.

The world’s largest cryptocurrency was trading around US$79,954 at the latest check, down about 1.0% on the session after moving between US$79,821 and US$80,946.

Bitcoin has now slipped back below the psychologically important US$80,000 level after spending much of the past week attempting to stabilise above it.

The latest move leaves the cryptocurrency around 36% below its…