Comparison

Vitamin C with Bioflavonoids and Ultra C Buffered

Vitamin C with Bioflavonoids (New Sun) lists 4 distinct ingredients and Ultra C Buffered (New Sun) 5 (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)
IngredientVitamin C with BioflavonoidsUltra C Buffered
Vitamin C1,000 mg (1111%)2,000 mg (2222%)
Rutinnot disclosednot disclosed
Lemonnot disclosednot disclosed
Rose (unspecified)not disclosednot disclosed
Flavonoid600 mg

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

Each product on its own