Comparison
Zembrin 25 mg and Muscle & Joint + Stress
Zembrin 25 mg (Source Naturals) lists 2 distinct ingredients and Muscle & Joint + Stress (Tylenol) 2 (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 1.00: the same ingredients, at the amounts in the table below.
| Ingredient | Zembrin 25 mg | Muscle & Joint + Stress |
|---|---|---|
| Calcium | 30 mg (2%) | 50 mg (4%) |
| Sceletium | 25 mg | 25 mg |
Amounts are per serving as DSLD gives them: Zembrin 25 mg, 1 tablet; Muscle & Joint + Stress, 1 caplet. Current labels entered February 2018 and September 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Zembrin 25 mgSource Naturals: every row against all products listing it
- Muscle & Joint + StressTylenol: every row against all products listing it