Macro Nutrient Calculator Using HTML, CSS and JavaScript with Source Code
Welcome to Micro Nutrient Calculator – your smart, user-friendly macro nutrient calculator!
This intuitive web app helps you determine the perfect balance of protein, carbs, and fats for your body and fitness goals. Whether you're looking to lose weight, build muscle, or simply maintain a healthy lifestyle, Micro Nutrient Calculator provides personalized recommendations based on your age, gender, activity level, and objectives. With its clean, modern interface and instant calculations, tracking your macros has never been easier.
Designed for simplicity and accuracy, Micro Nutrient Calculator uses proven nutritional formulas to deliver reliable results you can trust. The interactive dashboard displays your daily caloric needs along with a visual breakdown of macronutrients, making it easy to understand your ideal dietary balance. Plus, you'll get customized nutrition tips tailored to your specific goals. No complicated setups or confusing charts – just straightforward, science-based guidance to help you make smarter food choices and achieve better results!
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Key Features:
✅ Personalized Macronutrient Calculation – Calculates protein, carbs, and fats based on age, gender, weight, height, and activity level.
✅ Goal-Based Adjustments – Adjusts calorie intake for weight loss, maintenance, or muscle gain.
✅ Interactive UI – Clean, modern design with smooth animations and responsive layout.
✅ Visual Macro Breakdown – Color-coded bars show the distribution of protein, carbs, and fats.
✅ Nutrition Tips – Provides actionable advice based on your selected goal.
✅ Activity Level Guide – Helps users accurately select their daily activity level.
Technologies Used:
HTML5 – Structure and content of the web app.
CSS3 – Styling with modern Flexbox and Grid layouts, animations, and responsive design.
JavaScript – Dynamic calculations, form handling, and interactive elements.
Google Fonts (Inter) – Clean, readable typography.
How to Use:
Enter Your Details
Fill in your age, gender, height, and weight.
Select your activity level (sedentary, lightly active, etc.).
Choose your goal (lose, maintain, or gain weight).
Click "Calculate My Macros"
The app computes your daily caloric needs and macronutrient breakdown.
View Your Results
See your total calories and grams of protein, carbs, and fats.
Check the visual macro distribution for better understanding.
Read personalized nutrition tips for your goal.
Sample Screenshots of the Project
Landing Page

Sample Calculation

How to Run?
- Download the provided source code zip file.
- Extract the downloaded zip file.
- Open the html file and you are now ready to go!
Video Demonstration for Installation/Setup:
Conclusion:
In conclusion, Micro Nutrient Calculator provides a powerful yet simple solution for anyone looking to optimize their nutrition through precise macro tracking. By combining accurate scientific formulas with an intuitive, visually appealing interface, this tool takes the guesswork out of meal planning and helps you make informed dietary choices tailored to your unique goals. Whether you're a fitness enthusiast, athlete, or simply health-conscious, Micro Nutrient Calculator empowers you to take control of your nutrition with confidence and clarity, making your journey toward better health both effective and enjoyable.
That's it! I hope this "Micro Nutrient Calculator Using HTML, CSS and JavaScript" will assist you on your programming journey, providing value to your current and upcoming projects.
For additional tutorials and free source codes, explore our website.
Enjoy Coding :>>
Note: Due to the size or complexity of this submission, the author has submitted it as a .zip file to shorten your download time. After downloading it, you will need a program like Winzip to decompress it.
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