Comparison
L-Arginine and L-Arginine Extra Strength 2662 mg
L-Arginine (Orphic Nutrition) lists 6 distinct ingredients and L-Arginine Extra Strength 2662 mg (Built By Nature) 6 (rows of one ingredient counted once); 6 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-Arginine | L-Arginine Extra Strength 2662 mg |
|---|---|---|
| Calcium | 30 mg (2%) | 72 mg (6%) |
| Niacin | 30 mg (188%) | 30 mg (188%) |
| Beta-Alanine | 0.08 g | 0.16 g |
| Arginine | 800 mg | 1,600 mg |
| Citrulline | 0.2 g | 0.4 g |
| Citrulline malate | 0.2 g | 0.4 g |
Amounts are per serving as DSLD gives them: L-Arginine, 2 capsules; L-Arginine Extra Strength 2662 mg, 4 capsules. Current labels entered May 2023 and June 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- L-ArginineOrphic Nutrition: every row against all products listing it
- L-Arginine Extra Strength 2662 mgBuilt By Nature: every row against all products listing it