Comparison

Super C Caps and Sustained Release C-Ascorbs

Super C Caps (AB American Biologics) lists 7 distinct ingredients and Sustained Release C-Ascorbs (Natures Plus) 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 0.80.

Amount per serving (and % of the Daily Value)
IngredientSuper C CapsSustained Release C-Ascorbs
Vitamin C1,000 mg (1111%)4,000 mg (4444%)
Calcium53 mg (4%)212 mg (16%)
Magnesium27 mg (6%)108 mg (26%)
Zinc2.5 mg (23%)10 mg (91%)
Potassium60 mg (1%)240 mg (5%)
Manganese0.1 mg (4%)0.4 mg (17%)
Flavonoid100 mg400 mg
Carbohydrate1 g
Fiber1 g

Amounts are per serving as DSLD gives them: Super C Caps, 2 capsules; Sustained Release C-Ascorbs, 4 tablets. Current labels entered June 2019 and February 2019. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.

Each product on its own