Abstract: An automatic diet tracking system and methods comprising: i) voice-transcribed or typed text natural language processing and automatic tracking to record food, food quantity, and nutrition data, ii) multi-food administration to record multiple foods and related data in a single user voice-transcribed or typed text submission, and iii) location-based diet recommendations system that provides customized food recommendations to users based on user preferences and user physical location. Further, such automatic diet tracking system and location-based diet recommendations system are usable through computers, tablets, mobile phones, smart watches, wearables and other similar devices.