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Nutrition Label Generator

This API generates FDA-format Nutrition Facts panels from provided recipes. It adheres to legal rounding rules and calculates % Daily Values, helping users create compliant nutrition labels effortlessly. The service offers both free and premium options for label generation.

Open documentation ↗
AuthHTTPSNo CORSFood & Drink

Verified 4 days ago: 20% uptime

API key

Unconfirmed

HTTPS

Supported

Browser calls

No, needs a proxy

Status

Live · 65/100

What our checks found

Health score
65/100
Reliability
20%
Average latency
351ms

Last checked 2026-09-18. Measured independently, not self-reported by the provider.

How to call it

A starting template for Nutrition Label Generator. Replace ENDPOINT with the path from the official documentation, which we link above rather than guess at.

# Authentication requirement is unconfirmed. Check the documentation before relying on this.
curl -s "https://smeltworks.com/ENDPOINT" \
  -H "Authorization: Bearer YOUR_TOKEN" \
  -H "Accept: application/json"

This API does not send CORS headers, so a browser will block a direct call from your front end. Call it from your server, or put a small proxy in front of it.

Where this listing comes from

Aggregated from one public source (freepublicapis), then normalised and checked by us. If something here is wrong, tell us and we will correct it.

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Nutrition Label Generator — common questions

Answered from what our own scheduled checks found, not from the provider's marketing.

Is Nutrition Label Generator free to use?

Nutrition Label Generator is listed in our free catalogue, but it requires some form of authentication, so you will need to register before your first call. Providers frequently reserve higher limits and commercial use for paid plans.

Does Nutrition Label Generator need an API key?

Nutrition Label Generator requires some form of authentication. Check the provider's documentation for which scheme it expects.

Can I call Nutrition Label Generator from browser JavaScript?

Not directly. Nutrition Label Generator did not return CORS headers when we checked, so the browser will block your page from reading the response even though the request itself succeeds. Call it from a server, or put a small proxy in front of it.

Is Nutrition Label Generator still working?

Yes, as of 2026-09-18. Our automated check reached Nutrition Label Generator and recorded a 20% reliability score with a median response time of 351 ms. We re-check on a schedule, and this page updates with the result.

Is Nutrition Label Generator available over HTTPS?

Yes. Nutrition Label Generator serves over HTTPS, so you can call it from a secure page without triggering a mixed-content block.