Comparison
Strontium Synergy and Calcium K/D
Strontium Synergy (Vital Nutrients) lists 3 distinct ingredients and Calcium K/D (Pure Encapsulations) 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 | Strontium Synergy | Calcium K/D |
|---|---|---|
| Calcium | 300 mg (23%) | 400 mg (31%) |
| Vitamin D | 15 mcg (75%) | 25 mcg (125%) |
| Vitamin K | 1,000 mcg (833%) | 130 mcg (108%) |
Amounts are per serving as DSLD gives them: Strontium Synergy, 2 capsules; Calcium K/D, 2 capsules. Current labels entered March 2012 and November 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Strontium SynergyVital Nutrients: every row against all products listing it
- Calcium K/DPure Encapsulations: every row against all products listing it