# L-Tryptophan 500 mg

> HBC Protocols — US label snapshot lbl_dsld_11367_daa140de23fe0564

Canonical: https://anaturalendeavor.com/labels/lbl_dsld_11367_daa140de23fe0564

## Original facts and normalized results

| Ingredient | Original | Normalized | Status |
|---|---:|---:|---|
| Tryptophan | 500 mg | 500 mg | as_labeled |
| Magnesium stearate | not stated  | not available  | missing_quantity |

## Source

- Original: https://api.ods.od.nih.gov/dsld/v9/label/11367
- Source record: src_dsld_11367
- Snapshot: snap_dsld_11367_daa140de23fe0564503e22f7
- Retrieved: 2026-09-28T11:16:14.981Z
- Source updated: unknown
- Content hash: daa140de23fe0564503e22f7beca07bf1846a957fcfa39b3a4c2f6af9c76282e

## 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.