Brand · NIH DSLD
Chapter One by Zahler magnesium labels
Chapter One by Zahler files 3 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.
Label declarations · as filed
What Chapter One by Zahler claims on its labels
Filed declarations across this brand's labels: 6 distinct filed entries across 3 NIH DSLD labels, counted 2026-09-13; these are manufacturer statements.
- Adult (18 - 50 Years) — on 3 of 3 labels
- Kosher — on 3 of 3 labels
- Gluten Free — on 3 of 3 labels
- Dairy Free — on 3 of 3 labels
- Children 4 or More Years of Age — on 2 of 3 labels
- Vegetarian — on 2 of 3 labels
What is not known · as of 2026-09-13
Gaps in the record for Chapter One by Zahler
- 3 of 3 labels do not name the magnesium salt in the filed record, so no compound mass can be computed for them.
- 3 of 3 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 3
| M is for Magnesium AppleNIH DSLD · Label 313728 · Gummy or Jelly | form not mapped yet | 100 mg | 30 | 3.00 g | Not tracked yet |
| M is for Magnesium PeachNIH DSLD · Label 313731 · Gummy or Jelly | form not mapped yet | 100 mg | 30 | 3.00 g | Not tracked yet |
| M is for Magnesium RaspberryNIH DSLD · Label 313736 · Gummy or Jelly | form not mapped yet | 100 mg | 60 | 6.00 g | Not tracked yet |
Forms filed
Compare within a form
These labels file no magnesium form text (form not mapped yet).
See all brands, all labels, or the priced form tables.
Filed composition facets
5 published excipient facets occur across 3 labels from Chapter One by Zahler in the NIH DSLD records, counted 2026-09-13.
- citric acid: 3 of 3 labels.
- glucose syrup: 3 of 3 labels.
- pectin: 3 of 3 labels.
- sugar: 3 of 3 labels.
- water: 3 of 3 labels.
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.