Comparison
Buffered Vitamin C 500 mg and Buffered C 1000
Buffered Vitamin C 500 mg (Country Life) lists 4 distinct ingredients and Buffered C 1000 (Vinco's) 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 1.00: the same ingredients, at the amounts in the table below.
| Ingredient | Buffered Vitamin C 500 mg | Buffered C 1000 |
|---|---|---|
| Vitamin C | 500 mg (556%) | 1,000 mg (1111%) |
| Calcium | 100 mg (8%) | 218 mg (17%) |
| Flavonoid | 100 mg | 120 mg |
| Dog Rose | 10 mg | 50 mg |
Amounts are per serving as DSLD gives them: Buffered Vitamin C 500 mg, 1 tablet; Buffered C 1000, 1 tablet. Current labels entered July 2025 and June 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Buffered Vitamin C 500 mgCountry Life: every row against all products listing it
- Buffered C 1000Vinco's: every row against all products listing it