Comparison

Calcium/Mag. Hydroxyapatite Comb. and Bone Calcium

Calcium/Mag. Hydroxyapatite Comb. (New Sun) lists 8 distinct ingredients and Bone Calcium (NOW) 8 (rows of one ingredient counted once); 8 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.

Amount per serving (and % of the Daily Value)
IngredientCalcium/Mag. Hydroxyapatite Comb.Bone Calcium
Calcium1,000 mg (77%)500 mg (38%)
Vitamin D5 mcg (25%)10 mcg (50%)
Magnesium500 mg (119%)250 mg (60%)
Zinc15 mg (136%)7.5 mg (68%)
Manganese7 mg (304%)2 mg (87%)
Copper2 mg (222%)1 mg (111%)
Phosphorus500 mg (40%)120 mg (10%)
Boron3 mg0.7 mg

Amounts are per serving as DSLD gives them: Calcium/Mag. Hydroxyapatite Comb., 4 tablets; Bone Calcium, 2 tablets. Current labels entered August 2012 and November 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own