Legion Athletics Pulse Pre-Workout (Caffeinated) vs Transparent Labs STIM-FREE Pre-Workout
The verdict
- Transparent Labs STIM-FREE Pre-Workout scores 20.0 points higher than Legion Athletics Pulse Pre-Workout (Caffeinated) on formula: 100.0 (S tier) vs 80.0 (A tier).
- Caffeine: 350 mg vs 0 mg.
- Both labels have 0% hidden in blends.
- STIM-FREE Pre-Workout is $0.83 cheaper per clinically dosed serving at $1.67, compared with $2.50 for Pulse Pre-Workout (Caffeinated).
- Testing: Pulse Pre-Workout (Caffeinated) is untested; STIM-FREE Pre-Workout is Verified (T2).
- Largest panel dose differences for Pulse Pre-Workout (Caffeinated) vs STIM-FREE Pre-Workout: L-Theanine: 350 mg vs none listed; L-Tyrosine: none listed vs 1,000 mg; Taurine: none listed vs 1,300 mg.
- Bottom line: STIM-FREE Pre-Workout has the higher formula score and the lower comparable cost.
Straight from the label math; no editorial picks. We don't earn a commission from store links on this site.
| Metric | ||
|---|---|---|
| Scores | ||
| Tier | A · 80.0 | S · 100.0 (best) |
| Overall score | 59.5 | 91.3 (best) |
| Dose | 80.0 | 100.0 (best) |
| Transparency | 100.0 | 100.0 |
| Pump | 60.0 | 60.0 |
| Focus | 75.0 | 90.0 (best) |
| Endurance | 100.0 | 100.0 |
| Caffeine | 350 mg · 🚀 Heart Go Brrr | 0 mg · 😴 Night Shift |
| Lowest price | $49.99 | $49.99 |
| Per clinically dosed serving | $2.50 · 💸 Pricey | $1.67 · 👍 Fair Price (best) |
| Real servings | 20 of 20 | 30 of 30 (best) |
| Testing | Untested | T2 · Verified (best) |
| Ingredients (per graded serving) | ||
| L-Citrulline (counts toward the tier) | 5,333.6 mg100% ✓ | 5,333.6 mg100% ✓ |
| Caffeine (counts toward the tier) | 350 mg100% ✓ | missing |
| Betaine Anhydrous (counts toward the tier) | 2,500 mg100% ✓ | 2,500 mg100% ✓ |
| L-Tyrosine (counts toward the tier) | missing | 1,000 mg100% ✓ |
| Taurine (counts toward the tier) | missing | 1,300 mg100% ✓ |
| L-Theanine (counts toward the tier) | 350 mg100% ✓ | missing |
| Beta-Alanine | 3,600 mg100% ✓ | 4,000 mg100% ✓ |
| Potassium | 440 mg | 100 mg |
| Sodium (Electrolytes) | 400 mg | 150 mg |
| Alpha-GPC | 150 mg50% | — |
| BioPerine (Black Pepper Extract) | — | 5 mg |
| Huperzine A | — | 100 mcg100% ✓ |
| Senactiv | — | 50 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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Transparent Labs STIM-FREE Pre-Workout vs…
- Transparent Labs STIM-FREE Pre-Workout vs Gorilla Mind Gorilla Mode Nitric
- Transparent Labs STIM-FREE Pre-Workout vs Swolverine PRE
- Transparent Labs STIM-FREE Pre-Workout vs Legion Athletics Pulse Stim-Free Pre-Workout
- Transparent Labs STIM-FREE Pre-Workout vs Ghost Lifestyle GHOST Pump Pre-Workout
- Transparent Labs STIM-FREE Pre-Workout vs BodyTech Elite Altered Strength Stim-Free Preworkout