Beginning Wednesday, Dunkin’ is adding “SPARKD’ Energy” iced drinks in two flavors — berry burst and peach — which “provides a revitalizing burst of energy, made with vitamins ...

Its premium shake flavors are normally $6.59 each and include M&M Blast, Reese’s Pieces, Cookies N’ Cream, banana pudding, strawberry shortcake and the new berry burst with Nerds.