Comparison

Calcium & Magnesium Citrate and Calcium & Magnesium Citrate With D Plus Potassium & Zinc

Calcium & Magnesium Citrate (Natural Factors) lists 8 distinct ingredients and Calcium & Magnesium Citrate With D Plus Potassium & Zinc (Natural Factors) 10 (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 0.82.

Amount per serving (and % of the Daily Value)
IngredientCalcium & Magnesium CitrateCalcium & Magnesium Citrate With D Plus Potassium & Zinc
Carbohydrate1 g1 g
Calcium250 mg (19%)250 mg (19%)
Magnesium250 mg (60%)250 mg (60%)
Zinc5 mg (45%)5 mg (45%)
Potassium20 mg (under 1%)20 mg (under 1%)
Fiber1 g1 g
Silicon0.1 mg0.1 mg
Horsetail5 mg5 mg
Vitamin D2.5 mcg (13%)
Manganese1 mg (43%)

Amounts are per serving as DSLD gives them: Calcium & Magnesium Citrate, 1 tablet; Calcium & Magnesium Citrate With D Plus Potassium & Zinc, 1 tablet. Current labels entered April 2012 and April 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own