Comparison
Longevity XR and Natural Resveratrol 50 mg
Longevity XR (U.S. Longevity Institute) lists 6 distinct ingredients and Natural Resveratrol 50 mg (NOW) 6 (rows of one ingredient counted once); 6 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 | Longevity XR | Natural Resveratrol 50 mg |
|---|---|---|
| Green Tea | 200 mg | 200 mg |
| Caffeine | 14 mg | 14 mg |
| Grape | 100 mg | 100 mg |
| Resveratrol | 100 mg | 100 mg |
| Hu Zhang | 200 mg | 200 mg |
| Red Wine | 200 mg | 200 mg |
Amounts are per serving as DSLD gives them: Longevity XR, 2 vegetarian capsules; Natural Resveratrol 50 mg, 2 veg capsules. Current labels entered June 2020 and January 2018. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Longevity XRU.S. Longevity Institute: every row against all products listing it
- Natural Resveratrol 50 mgNOW: every row against all products listing it