Comparison

Apple Pectin 300 mg and Grapefruit Pectin 500 mg

Apple Pectin 300 mg (Swanson Premium Brand) lists 1 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 1.00: the same ingredients, at the amounts in the table below.

Amount per serving (and % of the Daily Value)
IngredientApple Pectin 300 mgGrapefruit Pectin 500 mg
Pectin900 mg1,000 mg

Amounts are per serving as DSLD gives them: Apple Pectin 300 mg, 3 capsules; Grapefruit Pectin 500 mg, 2 vegetarian capsules. Current labels entered March 2018 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