Yes, CURRANT is a Scrabble word!

Letter values in Scrabble US: C 3, U 1, R 1, R 1, A 1, N 1, T 1.

Is it a valid word?

CURRANT is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

any of several tart red or black berries used primarily for jellies and jams
any of various deciduous shrubs of the genus Ribes bearing currants
small dried seedless raisin grown in the Mediterranean region and California; used in cooking

Also: currant bush.