# MSM 500 mg

> Swanson — US label snapshot lbl_dsld_337839_6c20c37de6f22c9b

Canonical: https://anaturalendeavor.com/labels/lbl_dsld_337839_6c20c37de6f22c9b

## Original facts and normalized results

| Ingredient | Original | Normalized | Status |
|---|---:|---:|---|
| Methylsulfonylmethane | 1 g | 1 g | as_labeled |
| Rice | not stated  | not available  | missing_quantity |
| Gelatin | not stated  | not available  | missing_quantity |
| Magnesium | not stated  | not available  | missing_quantity |

## Source

- Original: https://api.ods.od.nih.gov/dsld/v9/label/337839
- Source record: src_dsld_337839
- Snapshot: snap_dsld_337839_6c20c37de6f22c9b6b569609
- Retrieved: 2026-09-29T01:00:24.980Z
- Source updated: unknown
- Content hash: 6c20c37de6f22c9b6b5696099c532c947a9b18f582b1a779a972d94ebacd9c09

## 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.