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#16 in Pre-Workout Third-Party Tested
Transparent Labs PreSeries BULK BLACK
by Transparent Labs
"Premium high-stim pre-workout with 8g citrulline, 4g beta-alanine, 305mg caffeine and zero artificial ingredients"
Amazon Rating
4.5/5
Reviews
3,000+
Price Range
$49-55
Servings
30 servings
GMP CertifiedThird-Party Tested
Our Editorial Rating
8.8
Very Good
Overview
Transparent Labs BULK BLACK is the high-stimulant version of their flagship BULK pre-workout. It features 8g citrulline malate (above clinical dose), 4g beta-alanine (above clinical dose), 305mg caffeine, 200mg theanine for smooth energy, and 50mg Senactiv for recovery. Every ingredient and dose is on the label with no proprietary blends. Zero artificial sweeteners, colors, or preservatives.
Key Ingredients
| Ingredient | Amount |
|---|---|
| Citrulline Malate | 8000 mg |
| Beta-Alanine | 4000 mg |
| Caffeine Anhydrous | 305 mg |
| L-Theanine | 200 mg |
Pros & Cons
What We Like
- Above-clinical doses
- Fully transparent label
- Zero artificial ingredients
- Theanine for smooth energy
- 30 servings
What Could Be Better
- 305mg caffeine (high)
- Premium price ($49-55)
- Stevia taste
- Only available online
Who Is This For?
Best For
- Those wanting maximum clinical doses
- Natural ingredient purists
- High-stim seekers
Not Ideal For
- Caffeine-sensitive individuals
- Budget pre-workout seekers
Our Verdict
8.8/10 — Very Good
Transparent Labs BULK BLACK is the premium high-stim pre-workout with above-clinical doses and zero artificial ingredients. The gold standard for transparent labeling.
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