Comparison

Potent Probiotic Acidophilus With Pectin and Grapefruit Pectin 500 mg

Potent Probiotic Acidophilus With Pectin (Good 'N Natural) lists 2 distinct ingredients and Grapefruit Pectin 500 mg (NOW) 1 (rows of one ingredient counted once); 1 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 0.73.

Amount per serving (and % of the Daily Value)
IngredientPotent Probiotic Acidophilus With PectinGrapefruit Pectin 500 mg
Pectin200 mg1,000 mg
Calcium152 mg (12%)

Amounts are per serving as DSLD gives them: Potent Probiotic Acidophilus With Pectin, 2 capsules; Grapefruit Pectin 500 mg, 2 vegetarian capsules. Current labels entered July 2012 and October 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own