Comparison
CalZbone and OsCal Pro
CalZbone (Bronson Laboratories) lists 5 distinct ingredients and OsCal Pro (Guardian Health) 7 (rows of one ingredient counted once); 5 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 0.70.
| Ingredient | CalZbone | OsCal Pro |
|---|---|---|
| Calcium | 250 mg (19%) | 400 mg (31%) |
| Vitamin D | 10 mcg (50%) | 27 mcg (135%) |
| Magnesium | 82 mg (20%) | 200 mg (48%) |
| Boron | 1.5 mg | 0.1 mg |
| Cissus quadrangularis | 750 mg | 150 mg |
| Vitamin K | 64 mcg (53%) | |
| Phosphorus | 164 mg (13%) |
Amounts are per serving as DSLD gives them: CalZbone, 3 vegetarian capsules; OsCal Pro, 4 capsules. Current labels entered June 2012 and November 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.