A Source Perhaps

[valbarnes]

Sorry! 11 letters

?I?a?i?p?l?

[Captain2]

still same answer - see your other thread

[Frustrate]

Many thanks everyone. It would help if the Sunday Express went back to putting the number of words in the clue. They always used to. Thanks again. Frustrate

[bobbinwales]

Was that the full clue?

[bobbinwales]

OK .. ..could work if the A is vitaminA