Keira Marlow, 21 and from Brecon, had anorexia for four years.
She had to travel to England for treatment, and said: "it is quite hard to be so far away from home, and the travelling back and forth all the time is a lot to take on as well as trying to recover."
"If [a specialist unit] was actually built in Wales, it would be much easier for Welsh sufferers."
More top news
The first building has opened at Welsh history museum St Fagans as part of an ongoing multi-million pound redevelopment project.
Horeb surgery in Treorchy is closing because the health board has been unable to recruit a GP to keep it open.
The Labour leadership candidate was accused of misogyny for calling on Labour to 'smash' the prime minister 'back on her heels'