Comparison
Optimal Vitamin C Plus and SunBalance
Optimal Vitamin C Plus (Seeking Health) lists 6 distinct ingredients and SunBalance (Tomorrow's Nutrition Pro) 3 (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 0.42.
| Ingredient | Optimal Vitamin C Plus | SunBalance |
|---|---|---|
| Quercetin | 20 mg | 267 mg |
| Luteolin | 20 mg | 267 mg |
| Vitamin C | 2,600 mg (2889%) | |
| Calcium | 28 mg (2%) | |
| Magnesium | 220 mg (52%) | |
| Potassium | 99 mg (2%) | |
| Palmitoylethanolamide | 800 mg |
Amounts are per serving as DSLD gives them: Optimal Vitamin C Plus, 4.1 g; SunBalance, 3 capsules. Current labels entered December 2024 and August 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Optimal Vitamin C PlusSeeking Health: every row against all products listing it
- SunBalanceTomorrow's Nutrition Pro: every row against all products listing it