Magnesium ascorbate
7
labels across all brands · median 321 mg/serving
Brand · NIH DSLD
Rainbow Light magnesium labels
Rainbow Light files 2 on-market magnesium labels; the magnesium salt is not named in the filed record for any of them, so the compound mass cannot be computed.
Labels (n)2
Median elemental mg/serving321 mg
Priced in gold set0
Composition across the portfolio · as filed
What Rainbow Light puts in the capsule besides magnesium
- 2 labels use a cellulose-based shell.
Label declarations · as filed
What Rainbow Light claims on its labels
Filed declarations across this brand's labels: 5 distinct filed entries across 2 NIH DSLD labels, counted 2026-09-13; these are manufacturer statements.
- Vegetarian — on 2 of 2 labels
- Adult (18 - 50 Years) — on 2 of 2 labels
- Gluten Free — on 2 of 2 labels
- Dairy Free — on 2 of 2 labels
- Sugar Free — on 2 of 2 labels
What is not known · as of 2026-09-13
Gaps in the record for Rainbow Light
- 2 of 2 labels do not name the magnesium salt in the filed record, so no compound mass can be computed for them.
- 2 of 2 labels have no US retail listing matched as of 2026-09-13. That is a matching gap on our side, not evidence of unavailability.
Labels 2
| Magnesium Calcium+NIH DSLD · Label 245930 · Tablet or Pill | ascorbate, aspartate, oxide | 321 mg | 90 | 28.89 g | Not tracked yet |
| Magnesium Calcium+NIH DSLD · Label 245948 · Tablet or Pill | ascorbate, aspartate, oxide | 321 mg | 180 | 57.78 g | Not tracked yet |
Forms filed
Compare within a form
Magnesium aspartate
33
labels across all brands · median 200 mg/serving
Magnesium oxide
108
labels across all brands · median 310 mg/serving
See all brands, all labels, or the priced form tables.
Filed composition facets
3 published excipient facets occur across 2 labels from Rainbow Light in the NIH DSLD records, counted 2026-09-13.
- croscarmellose sodium: 2 of 2 labels.
- microcrystalline cellulose: 2 of 2 labels.
- stearic acid: 2 of 2 labels.
The FDA adverse event reporting system (CAERS) holds 23 reports naming Rainbow Light as of 2026-09-13. This is a count of submitted reports across all the firm's products; it is not an incidence rate and implies no causation.
The metric
What EC100 measures
EC100 = container price ÷ (elemental mg per serving × servings per container ÷ 100)
It normalizes the declared elemental amount to a 100 mg unit. It does not score ingredients, quality, or outcomes.