Nutritionix

Worlds largest verified nutrition database

HealthAuth: API KeyHTTPS: YesCORS: unknownStatus: alive

Last verified: April 1, 2026

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Getting Started

This API requires an API key for authentication. Here's how to get started:

Sign up — Visit the API's website and create a free account.
Get your key — After signing up, you'll receive a unique API key (usually found in your dashboard or account settings).
Include it in requests — Add your API key to each request, typically as a query parameter (?api_key=YOUR_KEY) or in the request header (Authorization: Bearer YOUR_KEY). Check the API's documentation for the exact format.

API keys are free for most public APIs. They're used to identify your application and enforce rate limits — not to charge you.

CORS Support

CORS support for this API is unknown. If you get cross-origin errors in the browser, try calling the API from your server instead.

Quick Example

// Using cURL
curl -H "Authorization: Bearer YOUR_API_KEY" https://developer.nutritionix.com/

// Using JavaScript fetch()
const response = await fetch(apiUrl, {
  headers: { 'Authorization': 'Bearer YOUR_API_KEY' }
});
const data = await response.json();

About Nutritionix

Nutritionix is a free API in the Health category. It requires a free API key, which you can obtain by signing up on their website. This API supports HTTPS for secure connections and has unknown CORS support — test from your environment to confirm.

Frequently Asked Questions

What health data does Nutritionix provide?

Nutritionix is a health API that may offer medical information, fitness data, disease databases, drug information, or health tracking capabilities. The specific data depends on the API's focus and regulatory compliance. Always verify health data against official medical sources.

Is the medical data from Nutritionix reliable?

Health APIs source their data from various providers including government health databases, medical literature, and curated datasets. While Nutritionix can be useful for building health-related applications, its data should not replace professional medical advice. Always include appropriate disclaimers in your applications.

Does Nutritionix comply with health data privacy regulations?

Health data privacy (HIPAA, GDPR) is important when building health applications. Nutritionix as a public API provides general health information rather than personal health records. However, if you collect user health data in your app, ensure your own application complies with relevant regulations. See more in our Health APIs.

Is Nutritionix free to use?

Yes, Nutritionix is listed as a free public API. You will need to create a free account to get an API key, but the key itself is free. Some APIs have rate limits on their free tier, so check the official documentation for current limits.

Is Nutritionix still working in 2026?

Yes! According to our most recent health check (Nutritionix's last ping: 2026-04-01 13:42:00), this API is responding normally. We periodically verify all listed APIs to ensure they are still online and functioning.