Metaviz AI
Fitness & Wellness Mobile App

AI-Powered Nutrition App - Simplifying Healthy Eating with Intelligent Meal Planning

AI-Powered Nutrition App

Personalized nutrition planning with AI-generated meal plans, grocery lists, and macro tracking.

AI-Powered Nutrition App
AI-Powered Nutrition App - mobile
Overview

The AI-Powered Nutrition App, named Carl, is designed to make healthy eating simpler, smarter, and personalized. Built using Flutter for the frontend, Strapi v5 and PostgreSQL for the backend, and FastAPI for AI features - Carl helps users effortlessly plan meals, manage their pantry, and create smart shopping lists.

By analyzing user preferences, dietary needs, and goals, Carl ensures every meal, shopping list, and recipe fits perfectly with individual health requirements. This app is a personalized assistant that adapts to help you eat healthy without the hassle.

- Relevant keywords -
  • AI nutrition meal planning
  • Personalized meal suggestions
  • Smart grocery lists
  • Pantry management
  • AI-generated recipes
  • Healthy eating app
  • Dietary preferences
  • Food waste reduction
  • Flutter mobile app
  • FastAPI AI features
Challenge & Solution

Solving real problems with smart engineering

Generic Meal Plans

Problem

Plans that didn't match individual dietary needs or preferences.

Solution

AI-Generated Recipes - Carl suggests personalized recipes based on your preferences - helping you eat healthy without the guesswork.

Inefficient Shopping

Problem

Grocery shopping that led to food waste and overspending.

Solution

Smart Grocery Lists - The app generates grocery lists based on your meal plans - ensuring you only buy what you need and avoid food waste.

Tracking Difficulty

Problem

Hard to track nutrition and maintain portion control.

Solution

Pantry Management - Carl helps you track your pantry and reminds you when it's time to restock ingredients or use items before they expire.

No Flexibility

Problem

Lack of personalized, flexible meal planning solutions.

Solution

Personalized Meal Planning - plans built around the dietary needs and preferences of each user, and adjusted as those change.

Feature Showcase

A closer look at every screen

tap any screen to zoom

01 · Signin Screen
02 · Spaghetti Ingredients
03 · Recipe Steps
04 · Home
05 · Personalized Nutrition
06 · Onboarding
01 · Signin Screen
02 · Spaghetti Ingredients
03 · Recipe Steps
04 · Home
05 · Personalized Nutrition
06 · Onboarding
Tech Stack

Built with

Frontend

  • Flutter - single codebase for iOS and Android
  • Responsive mobile experience tuned for accessibility

Backend

  • Strapi v5 - flexible headless CMS
  • PostgreSQL - scalable relational database for user and meal data

AI Features

  • FastAPI - powering recipe generation and nutritional tracking
  • ML-driven meal suggestions based on preferences and goals

Notifications

  • Firebase real-time notifications for meal reminders
  • Pantry alerts when ingredients run low or near expiry
Results & Value

What actually changed

01Headline outcome
2xMore EngagementPersonalized meal plans and AI-generated recipes led to higher app usage.
02
85%
First-Month RetentionThe app's tailored features contributed to strong user retention.
03
50%
Less Food WastePantry management helped users avoid throwing out expired ingredients.
04
3x
Faster Meal PlanningCarl's AI-generated recommendations made meal planning quicker and more efficient.

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