Crossbow Cannibal Stephen Griffiths is continuing his hunger strike in prison.
But Griffiths, 40, is said to be taking in liquids and it is not thought that his health is giving any concern.
He is detained in the health care centre, where he has been for several months, at category A Wakefield Prison, after he was given three life sentences for the murders of Bradford prostitutes Susan Rushworth, Suzanne Blamires and Shelley Armitage.
He is on a constant suicide watch after previous self-harm incidents.
The Prison Service has refused to comment on individual prisoners, but it is known that Griffiths is still refusing food, but is drinking.
The Service said it worked with health care staff to monitor the physical and mental health of prisoners who refused food, but inmates who were considered to be mentally capable were entitled to refuse force-feeding.
Police are still planning to interview Griffiths in relation to whether he is responsible for other murders.
A spokesman said: "At this time we are not linking Griffiths to any