Health & Wellness · AI Chatbot

Langgraph MCP Nutrition Analyzer

sunilpowar5/langgraph-mcp-nutrition-analyzer

An AI-powered nutrition assistant that analyzes food images to detect food items, calculate calories & protein content, and answer nutrition-related questions. Built with LangGraph, Google Gemini, Nutritionix API, Wikipedia, and Streamlit.

Install

Environment variables

GEMINI_API_KEYNUTRITIONIX_APP_IDNUTRITIONIX_API_KEYLANGCHAIN_API_KEY
Category
Health & Wellness, AI Chatbot
Updated
Oct 6, 2026

Features

  • Food Recognition – Upload an image, and Gemini identifies visible food items.

  • Calorie & Protein Calculation – Nutritionix API provides accurate nutrition facts.

  • Interactive Q&A – Ask follow-up questions about the analysis (e.g., “How much protein is in the rice?”).

  • Wikipedia Integration – Learn nutrition benefits of foods via Wikipedia.

  • Conversation Memory – Keeps track of analysis and follow-up questions using MemorySaver.

  • Streamlit UI – Simple, user-friendly interface for interaction.

  • MCP Server (Render) – Nutrition tools are served via a FastAPI MCP server hosted on Render.

Details on this page are taken from the project's README. Open README

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