Comparison
Century Formula and Multi with Iron Century Formula
Century Formula (Swanson Premium Brand) lists 24 distinct ingredients and Multi with Iron Century Formula (Swanson) 24 (rows of one ingredient counted once); 24 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 | Century Formula | Multi with Iron Century Formula |
|---|---|---|
| Vitamin C | 90 mg (100%) | 90 mg (100%) |
| Calcium | 162 mg (12%) | 162 mg (12%) |
| Vitamin B6 | 3 mg (176%) | 3 mg (176%) |
| Vitamin D | 10 mcg (50%) | 10 mcg (50%) |
| Magnesium | 100 mg (24%) | 100 mg (24%) |
| Vitamin B12 | 9 mcg (375%) | 9 mcg (375%) |
| Zinc | 15 mg (136%) | 15 mg (136%) |
| Niacin | 20 mg (125%) | 20 mg (125%) |
| Vitamin E | 20 mg (133%) | 20 mg (133%) |
| Potassium | 60 mg (1%) | 60 mg (1%) |
| Folate | 667 mcg DFE (167%) | 667 mcg DFE (167%) |
| Vitamin A | 1,500 mcg RAE (167%) | 1,500 mcg RAE (167%) |
| Pantothenic Acid (Vitamin B5) | 10 mg (200%) | 10 mg (200%) |
| Riboflavin | 2.6 mg (200%) | 2.6 mg (200%) |
| Thiamin | 2.3 mg (192%) | 2.3 mg (192%) |
| Biotin | 25 mcg (83%) | 25 mcg (83%) |
| Iron | 27 mg (150%) | 27 mg (150%) |
| Chromium | 25 mcg (71%) | 25 mcg (71%) |
| Selenium | 25 mcg (45%) | 25 mcg (45%) |
| Manganese | 5 mg (217%) | 5 mg (217%) |
| Copper | 2 mg (222%) | 2 mg (222%) |
| Iodine | 150 mcg (100%) | 150 mcg (100%) |
| Vitamin K | 25 mcg (21%) | 25 mcg (21%) |
| Molybdenum | 25 mcg (56%) | 25 mcg (56%) |
Amounts are per serving as DSLD gives them: Century Formula, 1 tablet; Multi with Iron Century Formula, 1 tablet. Current labels entered March 2018 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
- Century FormulaSwanson Premium Brand: every row against all products listing it
- Multi with Iron Century FormulaSwanson: every row against all products listing it