Master of Mixes Margarita Lite uses authentic margarita ingredients for a taste so great, you won't miss the calories! Master of Mixes Margarita Lite offers a 90% reduction in calories when compared to traditional margarita mix (140 calories per 4 oz. serving vs. 10 calories). Premium lemon and lime juice is the sole source of the few calories present in Master of Mixes Margarita Lite Drink Mix.