Bucked Up Mother Bucker vs Transparent Labs STIM-FREE Pre-Workout
The verdict
- Transparent Labs STIM-FREE Pre-Workout scores 30.0 points higher than Bucked Up Mother Bucker on formula: 100.0 (S tier) vs 70.0 (B tier).
- Caffeine: 400 mg vs 0 mg.
- Both labels have 0% hidden in blends.
- STIM-FREE Pre-Workout is $1.08 cheaper per clinically dosed serving at $1.67, compared with $2.75 for Mother Bucker.
- Testing: Mother Bucker is untested; STIM-FREE Pre-Workout is Verified (T2).
- Largest panel dose differences for Mother Bucker vs STIM-FREE Pre-Workout: Betaine Anhydrous: none listed vs 2,500 mg; Taurine: none listed vs 1,300 mg; L-Citrulline: 4,000 mg vs 5,333.6 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 | B · 70.0 | S · 100.0 (best) |
| Overall score | 49.3 | 91.3 (best) |
| Dose | 70.0 | 100.0 (best) |
| Transparency | 100.0 | 100.0 |
| Pump | 100.0 (best) | 60.0 |
| Focus | 100.0 (best) | 90.0 |
| Endurance | 100.0 | 100.0 |
| Caffeine | 400 mg · ☢️ Talk To Your Cardiologist | 0 mg · 😴 Night Shift |
| Lowest price | $54.99 | $49.99 (best) |
| Per clinically dosed serving | $2.75 · 💎 Luxury Pixie Dust | $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) | 4,000 mg100% ✓ | 5,333.6 mg100% ✓ |
| Caffeine (counts toward the tier) | 400 mg100% ✓ | missing |
| Betaine Anhydrous (counts toward the tier) | missing | 2,500 mg100% ✓ |
| L-Tyrosine (counts toward the tier) | 1,500 mg100% ✓ | 1,000 mg100% ✓ |
| Taurine (counts toward the tier) | missing | 1,300 mg100% ✓ |
| L-Theanine (counts toward the tier) | missing | missing |
| Beta-Alanine | 6,400 mg100% ✓ | 4,000 mg100% ✓ |
| Huperzine A | 200 mcg100% ✓ | 100 mcg100% ✓ |
| Senactiv | 50 mg | 50 mg |
| Sodium (Electrolytes) | 125 mg | 150 mg |
| Alpha-GPC | 300 mg100% ✓ | — |
| AstraGin | 50 mg | — |
| BioPerine (Black Pepper Extract) | — | 5 mg |
| Glycerol | 325 mg | — |
| Nitrosigine (Inositol-Stabilized Arginine Silicate) | 1,500 mg100% ✓ | — |
| Potassium | — | 100 mg |
| Rauwolscine | 2 mg | — |
| Theobromine | 100 mg | — |
= best in the row. = part of the ideal pre and counts toward the tier. Percentages are of the clinical reference dose.
Bucked Up Mother Bucker vs…
- Bucked Up Mother Bucker vs Redcon1 Total War Pre-Workout
- Bucked Up Mother Bucker vs Alpha Lion SUPERHUMAN Burn
- Bucked Up Mother Bucker vs RYSE Supplements Godzilla Pre-Workout
- Bucked Up Mother Bucker vs BodyTech Elite Altered Savage Preworkout
- Bucked Up Mother Bucker vs Alani Nu Pre-Workout
- Bucked Up Mother Bucker vs JYM Supplement Science Pre JYM High-Performance Pre-Workout
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