Comparison
Esterol Ester-C Calcium Ascorbate With Proanthocyanidins & Other Bioflavonoids and Essential-C & Flavonoids
Esterol Ester-C Calcium Ascorbate With Proanthocyanidins & Other Bioflavonoids (Allergy Research Group) lists 5 distinct ingredients and Essential-C & Flavonoids (Pure Encapsulations) 4 (rows of one ingredient counted once); 4 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 0.65.
| Ingredient | Esterol Ester-C Calcium Ascorbate With Proanthocyanidins & Other Bioflavonoids | Essential-C & Flavonoids |
|---|---|---|
| Vitamin C | 1,350 mg (1500%) | 619 mg (688%) |
| Calcium | 150 mg (12%) | 68 mg (5%) |
| Quercetin | 50 mg | 50 mg |
| Rutin | 100 mg | 100 mg |
| Proanthocyanidins | 5 mg |
Amounts are per serving as DSLD gives them: Esterol Ester-C Calcium Ascorbate With Proanthocyanidins & Other Bioflavonoids, 2 capsules; Essential-C & Flavonoids, 1 capsule. Current labels entered April 2013 and March 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Esterol Ester-C Calcium Ascorbate With Proanthocyanidins & Other BioflavonoidsAllergy Research Group: every row against all products listing it
- Essential-C & FlavonoidsPure Encapsulations: every row against all products listing it