> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developers.truemed.com/v-1/guides/setup/api/product-catalog/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developers.truemed.com/_mcp/server.

# Product Catalog

## Docs

- [Overview](https://developers.truemed.com/v-1/guides/setup/api/product-catalog/overview.md): How the Product Catalog API classifies your SKUs for HSA/FSA eligibility and powers storefront integrations.
- [Build HSA/FSA-eligible collections](https://developers.truemed.com/v-1/guides/setup/api/product-catalog/use-cases/build-hsa-fsa-eligible-collections.md): How to use Truemed's eligibility data to build a dedicated HSA/FSA-eligible collection on your storefront.
- [Conditionally show the PDP widget](https://developers.truemed.com/v-1/guides/setup/api/product-catalog/use-cases/conditionally-show-the-pdp-widget.md): How to conditionally render Truemed's HSA/FSA widget on product pages based on real eligibility data.
- [Checkout page messaging](https://developers.truemed.com/v-1/guides/setup/api/product-catalog/use-cases/checkout-page-messaging.md): How to show HSA/FSA checkout messaging only when the customer's cart contains eligible items.
- [Managing your catalog](https://developers.truemed.com/v-1/guides/setup/api/product-catalog/managing-your-catalog.md): How to add, update, and look up products in the Truemed product catalog using the API.