Comparison
Quercetin Complex and Quercetin Complex with Ester-C Plus
Quercetin Complex (Puritan's Pride) lists 8 distinct ingredients and Quercetin Complex with Ester-C Plus (Solgar) 9 (rows of one ingredient counted once); 7 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 0.71.
| Ingredient | Quercetin Complex | Quercetin Complex with Ester-C Plus |
|---|---|---|
| Carbohydrate | 1 g | 1 g |
| Bromelain | 50 mg | 50 mg |
| Flavonoid | 50 mg | 50 mg |
| Quercetin | 500 mg | 500 mg |
| Rutin | 10 mg | 10 mg |
| Acerola | 50 mg | 50 mg |
| Dog Rose | 50 mg | 50 mg |
| Vitamin C | 500 mg (556%) | |
| Calcium | 50 mg (4%) | |
| Calcium Ascorbate | 550 mg |
Amounts are per serving as DSLD gives them: Quercetin Complex, 2 capsules; Quercetin Complex with Ester-C Plus, 2 vegetable capsules. Current labels entered May 2023 and May 2022. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Quercetin ComplexPuritan's Pride: every row against all products listing it
- Quercetin Complex with Ester-C PlusSolgar: every row against all products listing it