Comparison

Calciology and Coral Calcium Ultra Calmag from the Sea 2100 mg

Calciology (aProvenProduct) lists 6 distinct ingredients and Coral Calcium Ultra Calmag from the Sea 2100 mg (California Academy of Health) 5 (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 0.79.

Amount per serving (and % of the Daily Value)
IngredientCalciologyCoral Calcium Ultra Calmag from the Sea 2100 mg
Vitamin C500 mg (556%)60 mg (67%)
Calcium500 mg (38%)420 mg (32%)
Vitamin D15 mcg (75%)5 mcg (25%)
Magnesium250 mg (60%)210 mg (50%)
Lysine66.5 mg50 mg
Vitamin K126 mcg (105%)

Amounts are per serving as DSLD gives them: Calciology, 3 tablets; Coral Calcium Ultra Calmag from the Sea 2100 mg, 4 capsules. Current labels entered February 2014 and November 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own