Comparison
Butterbur and Head Comfort Bymygra
Butterbur (NOW) lists 2 distinct ingredients and Head Comfort Bymygra (Market America) 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 0.84.
| Ingredient | Butterbur | Head Comfort Bymygra |
|---|---|---|
| Feverfew | 200 mg | 150 mg |
| Butterbur | 75 mg | 150 mg |
| Riboflavin | 0.4 mg (31%) |
Amounts are per serving as DSLD gives them: Butterbur, 1 veg capsule; Head Comfort Bymygra, 2 capsules. Current labels entered September 2025 and October 2023. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- ButterburNOW: every row against all products listing it
- Head Comfort BymygraMarket America: every row against all products listing it