Comparison
Grape Seed Extract and Grapenol
Grape Seed Extract (Quest) lists 1 distinct ingredients and Grapenol (Douglas Laboratories) 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.
| Ingredient | Grape Seed Extract | Grapenol |
|---|---|---|
| Grape | 41.7 mg | 50 mg |
Amounts are per serving as DSLD gives them: Grape Seed Extract, 4 tablets; Grapenol, 1 tablet. Current labels entered July 2013 and July 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Grape Seed ExtractQuest: every row against all products listing it
- GrapenolDouglas Laboratories: every row against all products listing it