A lawsuit filed against Baby Brezza and its parent company claims the Baby Brezza Formula Maker does not dispense the correct amount of formula, diluting bottles and leading to possible malnutrition.

Dig deeper: Four mothers have launched a federal class action lawsuit against Baby Brezza Enterprises LLC and its parent company, The Betesh Group Holding Corporation, taking aim at the company's automated baby formula dispensers.

The complaint represents consumers nationwide who purchased or registered for devices such as the Formula Pro, Formula Pro Advanced, and Formula Pro Mini.