Kickstart Hydrating Boost (Energizing Raspberry Citrus) was a flavor of Mountain Dew Kickstart that was released in February of 2017. It was discontinued in 2021 alongside Kickstart (Energizing Mango Lime) and Kickstart (Energizing Blueberry Pomegranate) to make way for the Rise Energy flavors. The Rise Energy line of flavors includes a similar flavor, Rise Energy (Berry Blitz).
Kickstart Hydrating Boost (Energizing Raspberry Citrus) was a raspberry citrus-flavored soda (similar to Voltage) and was pink in color. It contained coconut water and 10% fruit juice.