Comparison
Back Formula and White Willow Bark-V
Back Formula (Botanic Choice) lists 3 distinct ingredients and White Willow Bark-V (Douglas Laboratories) 1 (rows of one ingredient counted once); 1 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 0.50.
| Ingredient | Back Formula | White Willow Bark-V |
|---|---|---|
| Willow | 250 mg | 500 mg |
| Vitamin D | 20 mcg (100%) | |
| Devil's Claw | 120 mg |
Amounts are per serving as DSLD gives them: Back Formula, 2 capsules; White Willow Bark-V, 1 vegetarian capsule. Current labels entered August 2017 and January 2012. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Back FormulaBotanic Choice: every row against all products listing it
- White Willow Bark-VDouglas Laboratories: every row against all products listing it