Comparison

Ultra C Buffered and Vitamin C with Bioflavonoids

Ultra C Buffered (New Sun) lists 5 distinct ingredients and Vitamin C with Bioflavonoids (New Sun) 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 0.82.

Amount per serving (and % of the Daily Value)
IngredientUltra C BufferedVitamin C with Bioflavonoids
Vitamin C2,000 mg (2222%)1,000 mg (1111%)
Rutinnot disclosednot disclosed
Lemonnot disclosednot disclosed
Rose (unspecified)not disclosednot disclosed
Flavonoid600 mg

Amounts are per serving as DSLD gives them: Ultra C Buffered, 4 vegetarian capsules; Vitamin C with Bioflavonoids, 4 vegetarian capsules. Current labels entered April 2020 and April 2021. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own