Comparison
Chelated Cal-Mag and Magnesium Bis-Glycinate
Chelated Cal-Mag (Carlson) lists 3 distinct ingredients and Magnesium Bis-Glycinate (Source Naturals) 3 (rows of one ingredient counted once); 3 are on both labels. On the site's similarity measure, which compares ingredient lists (1 for the same list, rarer ingredients counting for more; amounts are not part of it), the two formulas score 1.00: the same ingredients, at the amounts in the table below.
| Ingredient | Chelated Cal-Mag | Magnesium Bis-Glycinate |
|---|---|---|
| Calcium | 200 mg (15%) | 140 mg (11%) |
| Magnesium | 100 mg (24%) | 200 mg (48%) |
| Protein | 1 g | 1 g |
Amounts are per serving as DSLD gives them: Chelated Cal-Mag, 1 tablet; Magnesium Bis-Glycinate, 2 tablets. Current labels entered August 2025 and August 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Chelated Cal-MagCarlson: every row against all products listing it
- Magnesium Bis-GlycinateSource Naturals: every row against all products listing it