GNC Pro Performance Pre-Workout vs Ronnie Coleman Signature Series Yeah Buddy
The verdict
- GNC Pro Performance Pre-Workout scores 14.0 points higher than Ronnie Coleman Signature Series Yeah Buddy on formula: 44.0 (F tier) vs 30.0 (F tier).
- Caffeine: 160 mg vs 420 mg.
- Both labels have 0% hidden in blends.
- Neither product has a comparable price per clinically dosed serving.
- Neither is third-party tested.
- Largest panel dose differences for GNC Pro Performance Pre-Workout vs Yeah Buddy: Betaine Anhydrous: 2,500 mg vs none listed; L-Theanine: 200 mg vs none listed; L-Citrulline: 3,000 mg vs 2,666.8 mg.
- Bottom line: GNC Pro Performance Pre-Workout has the higher formula score.
Straight from the label math; no editorial picks. We don't earn a commission from store links on this site.
| Metric | ||
|---|---|---|
| Scores | ||
| Tier | F · 44.0 (best) | F · 30.0 |
| Overall score | 36.1 (best) | 27.0 |
| Dose | 44.0 (best) | 30.0 |
| Transparency | 100.0 | 100.0 |
| Pump | 45.0 (best) | 40.0 |
| Focus | 60.0 (best) | 16.5 |
| Endurance | 50.0 | 62.5 (best) |
| Caffeine | 160 mg · ⚡ Standard Send | 420 mg · ☢️ Talk To Your Cardiologist |
| Lowest price | $24.99 (best) | $44.99 |
| Per clinically dosed serving | $1.11 · Underdosed | $1.42 · Underdosed |
| Real servings | 22.5 of 30 | 31.6 of 30 (best) |
| Testing | Untested | Untested |
| Ingredients (per graded serving) | ||
| Caffeine (counts toward the tier) | 160 mg80% | 420 mg100% ✓ |
| L-Citrulline (counts toward the tier) | 3,000 mg75% | 2,666.8 mg67% |
| Betaine Anhydrous (counts toward the tier) | 2,500 mg100% ✓ | missing |
| L-Tyrosine (counts toward the tier) | missing | missing |
| Taurine (counts toward the tier) | missing | missing |
| L-Theanine (counts toward the tier) | 200 mg100% ✓ | missing |
| Beta-Alanine | 1,600 mg50% | 2,000 mg63% |
| Adhatoda vasica extract | — | 50 mg |
| Choline Bitartrate | — | 550 mg55% |
| Methylliberine (Dynamine) | — | 40 mg |
| p-Synephrine | — | 60 mg |
| Sodium (Electrolytes) | 200 mg | — |
| Theacrine (TeaCrine) | — | 100 mg |
= best in the row. = part of the ideal pre and counts toward the tier. Percentages are of the clinical reference dose.
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