Here's a look into the situation in Australia https://www.abc.net.au/news/2024-07-07/donating-blood-plasma...

> Despite making up just 4.2 per cent of the world's population, the United States accounts for around 70 per cent of all the source plasma in the world blood market, according to most analysts.

> As it stands, the only countries in the world that are entirely self-sufficient for immunoglobulin are those that offer to pay their plasma donors.

> In 2022-23, Australia imported $399.2 million worth of immunoglobulin to make up the shortfall in supplies, buying plasma products at what Mr Cahill calls "world-best prices".