Comparison
SeroSyn and Somnolin
SeroSyn (Metagenics) lists 9 distinct ingredients and Somnolin (Metagenics) 5 (rows of one ingredient counted once); 5 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 0.38.
| Ingredient | SeroSyn | Somnolin |
|---|---|---|
| Vitamin B6 | 10 mg (588%) | 40 mg (2353%) |
| Vitamin B12 | 250 mcg (10417%) | 500 mcg (20833%) |
| Folate | 555 mcg DFE (139%) | 400 mcg |
| Theanine | 80 mg | 200 mg |
| 5-HTP | 100 mg | 200 mg |
| Oriental Ginseng | 100 mg | |
| Baikal Skullcap | 200 mg | |
| Flavones | 60 mg | |
| Ginsenosides | 8 mg |
Amounts are per serving as DSLD gives them: SeroSyn, 1 vegetarian capsule; Somnolin, 2 tablets. Current labels entered September 2023 and November 2013. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.