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Health Tech · Nutrition & Wellness

AI-Powered Personalized Diet Plan Generator

Multi-agent AI system generating personalized diet plans in under 10 seconds using RAG over 1000+ indexed nutrition books.

Role
AI Developer
Built multi-agent pipeline for conversational data collection and diet plan generation.
Industry
Nutrition & Wellness
Timeline
Completed

Business impact

books indexed
1000+
response time
Under 10 sec
retrieval
Hybrid Vector

Overview

Built a multi-agent AI system that generates personalized diet plans through conversational data collection, intelligently gathering user preferences, health history, and dietary requirements.

The chatbot asks targeted questions until all required user data is gathered, then delivers complete end-to-end diet plans using RAG over 1000+ indexed nutrition books. Users can modify and enhance their generated diet plans based on preferences.

Technical architecture

Multi-Agent System
LangChain-based orchestration for intent handling and plan generation
Vector Database
Qdrant for hybrid retrieval across nutrition knowledge base
RAG Pipeline
Retrieval-augmented generation over 1000+ indexed documents
Backend
FastAPI endpoints for recommendations and user history management

Key features

  • Conversational AI chatbot for targeted data collection
  • Personalized diet plans based on user history and health goals
  • Knowledge base of 1000+ nutrition and health books
  • Real-time generation in under 10 seconds
  • Plan customization and modification capabilities
  • Evidence-based recommendations from indexed documents

Challenges solved

  • Building conversational flow for comprehensive data collection
  • Indexing and searching 1000+ nutrition books efficiently
  • Achieving sub-10 second response time for complete diet plans
  • Implementing hybrid retrieval with Qdrant vector database

Tech stack

  • LangChain
  • Multi-Agent Systems
  • Qdrant
  • FastAPI
  • RAG
  • Vector Databases
  • Python
  • LLM
  • Conversational AI