Comparison
Optimal Vitamin B and B-50 Complex With C
Optimal Vitamin B (Longevity Medical Clinic) lists 12 distinct ingredients and B-50 Complex With C (NOW) 12 (rows of one ingredient counted once); 12 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 | Optimal Vitamin B | B-50 Complex With C |
|---|---|---|
| Vitamin C | 250 mg (278%) | 120 mg (133%) |
| Vitamin B6 | 50 mg (2941%) | 50 mg (2941%) |
| Vitamin B12 | 100 mcg (4167%) | 100 mcg (4167%) |
| Niacin | 50 mg (313%) | 50 mg (313%) |
| Folate | 200 mcg | 667 mcg DFE (167%) |
| Pantothenic Acid (Vitamin B5) | 100 mg (2000%) | 100 mg (2000%) |
| Riboflavin | 50 mg (3846%) | 50 mg (3846%) |
| Thiamin | 50 mg (4167%) | 50 mg (4167%) |
| Biotin | 50 mcg (167%) | 50 mcg (167%) |
| Choline | 50 mg (9%) | 50 mg (9%) |
| Inositol | 50 mg | 50 mg |
| PABA | 50 mg | 50 mg |
Amounts are per serving as DSLD gives them: Optimal Vitamin B, 1 capsule; B-50 Complex With C, 1 veg capsule. Current labels entered July 2024 and March 2017. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Optimal Vitamin BLongevity Medical Clinic: every row against all products listing it
- B-50 Complex With CNOW: every row against all products listing it