DAS Labs Bucked Up Pre-Workout vs GNC Pro Performance Pre-Workout

The verdict

DAS Labs Bucked Up Pre-Workout scores 16.0 points higher than GNC Pro Performance Pre-Workout on formula: 60.0 (C tier) vs 44.0 (F tier).
Caffeine: 200 mg vs 160 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 Bucked Up Pre-Workout vs GNC Pro Performance Pre-Workout: Betaine Anhydrous: none listed vs 2,500 mg; L-Theanine: none listed vs 200 mg; L-Citrulline: 4,000.2 mg vs 3,000 mg.
Bottom line: Bucked Up 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.

Head-to-head: DAS Labs Bucked Up Pre-Workout vs GNC Pro Performance Pre-Workout
Metric	DAS Labs Bucked Up Pre-Workout C Mid Pump	GNC Pro Performance Pre-Workout F 🧚 Fairy Dust
Scores
Tier	C · 60.0 (best)	F · 44.0
Overall score	46.5 (best)	36.1
Dose	60.0 (best)	44.0
Transparency	100.0	100.0
Pump	60.0 (best)	45.0
Focus	10.0	60.0 (best)
Endurance	42.8	50.0 (best)
Caffeine	200 mg · ⚡ Standard Send	160 mg · ⚡ Standard Send
Lowest price	Check price	$24.99 (best)
Per clinically dosed serving	Check price	$1.11 · Underdosed
Real servings	15 of 30	22.5 of 30 (best)
Testing	Untested	Untested
Ingredients (per graded serving)
Caffeine (counts toward the tier)	200 mg100% ✓	160 mg80%
L-Citrulline (counts toward the tier)	4,000.2 mg100% ✓	3,000 mg75%
Betaine Anhydrous (counts toward the tier)	missing	2,500 mg100% ✓
Taurine (counts toward the tier)	100 mg10%	missing
L-Tyrosine (counts toward the tier)	missing	missing
L-Theanine (counts toward the tier)	missing	200 mg100% ✓
Beta-Alanine	2,000 mg63%	1,600 mg50%
Sodium (Electrolytes)	45 mg	200 mg
Alpha-GPC	100 mg33%	—
AstraGin	25 mg	—
Deer Antler Velvet Extract	50 mg	—
Senactiv	25 mg	—

= best in the row. = part of the ideal pre and counts toward the tier. Percentages are of the clinical reference dose.