Comparison
L-Proline 500 mg and Pure L-Proline USP Pharma Grade Powder
L-Proline 500 mg (Douglas Laboratories) lists 1 distinct ingredients and Pure L-Proline USP Pharma Grade Powder (Hard Rhino) 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 1.00: the same ingredients, at the amounts in the table below.
| Ingredient | L-Proline 500 mg | Pure L-Proline USP Pharma Grade Powder |
|---|---|---|
| Proline | 500 mg | 500 mg |
Amounts are per serving as DSLD gives them: L-Proline 500 mg, 1 capsule; Pure L-Proline USP Pharma Grade Powder, 500 mg. Current labels entered August 2020 and June 2014. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- L-Proline 500 mgDouglas Laboratories: every row against all products listing it
- Pure L-Proline USP Pharma Grade PowderHard Rhino: every row against all products listing it