Comparison
Harness Key West and Engage Loaded Lemonade
Harness Key West (ARN Arms Race Nutrition) lists 5 distinct ingredients and Engage Loaded Lemonade (FINAFLEX) 6 (rows of one ingredient counted once); 4 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 0.58.
| Ingredient | Harness Key West | Engage Loaded Lemonade |
|---|---|---|
| Caffeine | 375 mg | 180 mg |
| Beta-Alanine | 3.2 g | 1.6 g |
| Citrulline | 5 g | 4 g |
| Alpha-GPC | 300 mg | 600 mg |
| Carbohydrate | 0 g | |
| Creatine | 5.3 g | |
| Chinese Club Moss | 10 mg |
Amounts are per serving as DSLD gives them: Harness Key West, 12 fl oz; Engage Loaded Lemonade, 13.65 g. Current labels entered June 2025 and July 2025. Percentages of the Daily Value from 21 CFR 101.9. Source: NIH ODS Dietary Supplement Label Database.
Each product on its own
- Harness Key WestARN Arms Race Nutrition: every row against all products listing it
- Engage Loaded LemonadeFINAFLEX: every row against all products listing it