# Endur-acin

> Endurance Products Company — US label snapshot lbl_dsld_177767_6697afa2b362772e

Canonical: https://anaturalendeavor.com/labels/lbl_dsld_177767_6697afa2b362772e

## Original facts and normalized results

| Ingredient | Original | Normalized | Status |
|---|---:|---:|---|
| Niacin | 500 mg | 500 mg | as_labeled |
| Blend (Combination) | not stated  | not available  | missing_quantity |
| Stearic Acid | not stated  | not available  | missing_quantity |
| Magnesium stearate | not stated  | not available  | missing_quantity |
| Silicon | not stated  | not available  | missing_quantity |

## Source

- Original: https://api.ods.od.nih.gov/dsld/v9/label/177767
- Source record: src_dsld_177767
- Snapshot: snap_dsld_177767_6697afa2b362772e59224592
- Retrieved: 2026-09-28T15:18:36.625Z
- Source updated: unknown
- Content hash: 6697afa2b362772e592245929ea2a57cab457631d4b2c3827e4450f99cd5951a

## Limitations

- This record reports label facts from a US-market source snapshot, not current inventory or product safety.
- Label quantity comparisons do not establish absorption, efficacy, safety, or clinical equivalence.