Best Health & Fitness APIs in 2025

Exploring the Top 10 APIs for Food & Nutrition

In today's digital age, APIs (Application Programming Interfaces) play a crucial role in enhancing applications by providing access to various functionalities and data. For developers focusing on the food and nutrition sector, there are numerous APIs available that can help create innovative solutions. This blog post will delve into the top 10 APIs in the food and nutrition category, providing detailed insights into their features, capabilities, and practical applications.

1. Exercise Database API

The Exercise Database API offers access to a comprehensive database of over 1300 exercises, complete with individual exercise data and animated demonstrations. This API is particularly useful for fitness applications and gyms looking to provide users with detailed exercise information.

Key features of the Exercise Database API include:

• List of Body Parts: Fetch a list of available body parts to target during workouts.
• List Exercise by Body Part: Retrieve exercises filtered by specific body parts, allowing users to focus on their desired areas.
• List of Target Muscles: Access a list of available target muscles to help users understand which muscles are engaged during exercises.
• List by Target Muscle: Fetch exercises based on the primary muscle targeted, enhancing workout specificity.
• List of All Exercises: Retrieve a comprehensive list of all exercises available in the database.
• Exercise By ID: Get detailed information about a specific exercise using its unique ID.
• List of Equipment: Access a list of available exercise equipment, aiding users in selecting appropriate exercises.
• List by Equipment: Retrieve exercises categorized by the type of equipment used.
• AI Workout Planner: Generate customized workout plans based on user inputs such as gender, weight, target muscle, and fitness goals.
• Calories Burned: Calculate the number of calories burned during specific exercises based on user parameters.

Example response for the List Exercise by Body Part feature:

[{"bodyPart":"waist","equipment":"body weight","gifUrl":"https://api.exercisedb.io/image/LZcgDnTse0YQi5","id":"0001","name":"3/4 sit-up","target":"abs"}]

2. Low Carb and Keto Recipes API

The Low Carb and Keto Recipes API is an extensive resource for developers looking to provide low-carb and keto recipes to their users. With over a thousand recipes available, this API is ideal for nutrition apps and food-related platforms.

Key features include:

• Random Recipe: Surprise users with a random recipe from the database.
• Search Recipes: Allow users to search for recipes that match specific criteria, such as dietary restrictions or meal types.

Example response for the Random Recipe feature:

{"id":"3e2d06c4-4851-48b5-a12a-973937bd0311","name":"Low Carb Avocado Pesto Noodles","tags":["gluten-free","keto"],"description":"A delicious low-carb alternative to traditional pasta."}

3. BMI Calculator API

The BMI Calculator API allows users to calculate their Body Mass Index (BMI) based on their weight and height. This API is essential for health and fitness applications that aim to help users monitor their weight status.

Key features include:

• Metric Kilograms: Calculate BMI using the metric system.
• Imperial Pounds: Calculate BMI using the imperial system.
• Weight Category: Determine the weight category based on the calculated BMI.

Example response for the Metric Kilograms feature:

{"bmi":22.8,"weight":"70","height":"1.75","weightCategory":"Normal weight"}

4. Calories Calculator API

The Calories Calculator API helps users track the number of calories burned during physical activities. This API is particularly useful for fitness enthusiasts and those looking to manage their weight.

Key features include:

• Calories Calculator: Calculate calories burned based on user-defined activity, weight, and duration.

Example response for the Calories Calculator feature:

[{"name":"Running","calories_per_hour":600,"duration_minutes":30,"total_calories":300}]

5. Nutritional Info from Text API

The Nutritional Info from Text API utilizes Natural Language Processing (NLP) to extract nutritional information from text descriptions of food items. This API is beneficial for food tracking apps and recipe analysis tools.

Key features include:

• Get Nutrition: Retrieve nutritional information for food items described in text format.

Example response for the Get Nutrition feature:

[{"name":"orange juice","calories":112,"serving_size_g":240,"fat_total_g":0.3,"protein_g":1.0,"sodium_mg":4}]

6. Seven Minute Workout API

The Seven Minute Workout API provides users with a high-intensity, full-body workout routine that can be completed in just seven minutes. This API is perfect for fitness apps targeting users with limited time.

Key features include:

• Get Exercises: Generate a randomized seven-minute workout routine.

Example response for the Get Exercises feature:

[{"id":1,"title":"Jumping Jacks","description":"Start standing up with your legs together and arms by your body.","duration":"30s"}]

7. Food Text Analysis API

The Food Text Analysis API analyzes and extracts nutritional information from food items described in text form. This API is useful for meal planning and nutrition education applications.

Key features include:

• Food Analysis: Extract nutritional information from unstructured food text.

Example response for the Food Analysis feature:

{"calories":122,"totalWeight":86.0,"dietLabels":["LOW_CARB","LOW_SODIUM"],"healthLabels":["SUGAR_CONSCIOUS"]}

8. Food Nutrition Information API

The Food Nutrition Information API allows users to search for foods and retrieve detailed nutritional information, including calorie counts and macronutrient values. This API is essential for diet management and meal planning applications.

Key features include:

• Search Food By Keyword: Search for foods using keywords to retrieve nutritional information.
• Search Food By ID: Retrieve detailed nutritional information for a specific food item using its FDC ID.

Example response for the Search Food By Keyword feature:

{"totalHits":6846,"foods":[{"fdcId":1799988,"description":"BACON","energy_kcal":239,"protein_g":12.34,"carbohydrate_g":0.0}]

9. Fit Plan API

The Fit Plan API enables developers to access and manipulate a database of exercises and workouts, helping users create personalized exercise plans. This API is valuable for fitness applications that aim to provide tailored workout experiences.

Key features include:

• Get Routine: Generate a workout routine based on user-defined parameters such as time, muscle group, and equipment.

Example response for the Get Routine feature:

{"_id":"64137c69fe1bf477d3a06ccb","Warm Up":[{"Exercise":"Jumping Jacks","Time":"5 min"}],"Exercises":[{"Exercise":"Standing Alternating Dumbbell Curl","Sets":"3","Reps":"12"}]}

10. Food Data API

The Food Data API provides comprehensive nutritional information for a wide range of food items. This API is ideal for applications focused on nutrition tracking and meal planning.

Key features include:

• Get Food Data: Retrieve detailed nutritional information for specific food items based on search queries.

Example response for the Get Food Data feature:

{"total":9,"result":[{"food_description":"Roast beef submarine sandwich","energy_kcal":239,"protein_g":12.34,"carbohydrate_g":17.54}]

Conclusion

APIs are transforming the way developers create applications in the food and nutrition space. The APIs discussed in this blog post provide a wealth of features and capabilities that can enhance user experiences, from tracking exercises and calories to analyzing nutritional information from text. By leveraging these APIs, developers can build innovative solutions that cater to the growing demand for health and fitness applications. Whether you're creating a fitness app, a meal planning tool, or a nutrition education resource, these APIs offer the tools you need to succeed.