Jenkins suffered a calf injury in the second test against New Zealand last Saturday, Davies suffered a knee injury whilst Turnbull picked up a shoulder injury in the game against the Chiefs.
Gethin Jenkins, Bradley Davies and Josh Turnbull have all returned to the UK following release from the Wales squad in New Zealand due to injury.
Jenkins suffered a calf injury in the second test against New Zealand last Saturday, Davies suffered a knee injury whilst Turnbull picked up a shoulder injury in the game against the Chiefs.