Comparison
Iron + C and Iron Rx
Iron + C (Futurebiotics) lists 2 distinct ingredients and Iron Rx (HoltraCeuticals) 2 (rows of one ingredient counted once); 2 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 | Iron + C | Iron Rx |
|---|---|---|
| Vitamin C | 120 mg (133%) | 100 mg (111%) |
| Iron | 27 mg (150%) | 29 mg (161%) |
Amounts are per serving as DSLD gives them: Iron + C, 3 tablets; Iron Rx, 1 capsule. Current labels entered January 2022 and March 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.