Comparison
Bone Strength and Bone Strength System
Bone Strength (NOW) lists 13 distinct ingredients and Bone Strength System (LuckyVitamin) 13 (rows of one ingredient counted once); 13 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 | Bone Strength | Bone Strength System |
|---|---|---|
| Vitamin C | 133 mg (148%) | 133 mg (148%) |
| Calcium | 620 mg (48%) | 620 mg (48%) |
| Vitamin D | 16.68 mcg (83%) | 16.68 mcg (83%) |
| Magnesium | 400 mg (95%) | 400 mg (95%) |
| Zinc | 7 mg (64%) | 7 mg (64%) |
| Thiamin | 3 mg (250%) | 3 mg (250%) |
| Protein | 1 g | 1 g |
| Manganese | 2 mg (87%) | 2 mg (87%) |
| Copper | 0.7 mg (78%) | 0.7 mg (78%) |
| Vitamin K | 67 mcg (56%) | 67 mcg (56%) |
| Phosphorus | 287 mg (23%) | 287 mg (23%) |
| Boron | 0.467 mg | 0.467 mg |
| Horsetail | 67 mg | 67 mg |
Amounts are per serving as DSLD gives them: Bone Strength, 4 capsules; Bone Strength System, 4 capsules. Current labels entered September 2025 and March 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Bone StrengthNOW: every row against all products listing it
- Bone Strength SystemLuckyVitamin: every row against all products listing it