Dark Labs Barbarian vs Kj Labs Doomsday Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.

Dark Labs Barbarian
dark labs

Kj Labs Doomsday
kj labs
Compare
Dark Labs Barbarian
Kj Labs Doomsday
Stimulants
Total Caffeine
413 mg
400 mg
Exotic Stimulants
Contains Yohimbe
Community
Community Approval
89%
88%
Total Mentions
94
32
Where to Buy Dark Labs Barbarian
Cross The Limits
Ships from:π¬π§ United Kingdom
Β£4.02
out_of_stock
Updated 7d ago
Ruesco
Ships from:πΊπΈ United States
$5.00
Out of Stock
Updated 1h ago
CN Sport
Ships from:π¬π§ United Kingdom
Β£55.50
In Stock
Updated 134d ago
Where to Buy Kj Labs Doomsday
Ruesco
Ships from:πΊπΈ United States
$3.00
In Stock
Updated 1h ago
NutriCartel
Ships from:πΊπΈ United States
$49.95
In Stock
Updated 68d ago
Caffeine
413 mg
Exotic Stims
Yes
Contains Yohimbe
No
Community Approval
89%
Mentions
94
Caffeine
400 mg
Exotic Stims
Yes
Contains Yohimbe
No
Community Approval
88%
Mentions
32
Where to Buy
Cross The Limits
Ships from:π¬π§ United Kingdom
Β£4.02
out_of_stock
Updated 7d ago
Ruesco
Ships from:πΊπΈ United States
$5.00
Out of Stock
Updated 1h ago
CN Sport
Ships from:π¬π§ United Kingdom
Β£55.50
In Stock
Updated 134d ago
Where to Buy
Ruesco
Ships from:πΊπΈ United States
$3.00
In Stock
Updated 1h ago
NutriCartel
Ships from:πΊπΈ United States
$49.95
In Stock
Updated 68d ago
Ingredient Label
Ingredient Label
Pros
- Barbarian delivers strong, effective results, often described as a 'hitter' that 'slaps' and helps power through intense workouts like leg day.
- Users appreciate its stimulant profile, particularly the 'immaculate DMBA bubble' and the combination of DMHA and DMBA.
- It is often preferred over other Dark Labs products and is considered one of their best offerings, especially the original batches.
- The product can be effectively stacked with other supplements for enhanced effects.
Cons
- A drawback of Barbarian is the perceived inconsistency in quality and formulation across different batches, with newer versions often being less potent than the original runs.
- Some users report that newer batches can have short-lived effects, 'fizzling out' quickly, leading to an uneasy feeling and crash without significant positive effects.
- There is user dissatisfaction with Dark Labs' 'copy and paste labels,' suggesting a lack of transparency or innovation in product development.
Pros
- Doomsday delivers a powerful and effective stimulant experience, with some users describing it as "fucking fire."
- It is recognized for its potent blend of stimulants, including DMHA and DMBA, appealing to those seeking strong effects.
- Users report good training sessions and a unique, specific feeling from the original formula.
- It is considered effective and "hits" well by experienced users.
Cons
- A drawback of Doomsday is that its formula has reportedly changed over time, leading to a perceived decrease in quality and effectiveness in newer versions.
- Some users have experienced a milder effect than anticipated, followed by post-workout crash and anxiety.
- Flavor is described as only "Ok," and the overall experience may not always live up to the bold claims or user expectations, with some effects like euphoria/focus being mild.
Comparison Summary
Dark Labs Barbarian is noted for its strong, effective results and specific stimulant profile (DMBA bubble, DMHA/DMBA combo), while KJ Labs Doomsday is praised for its powerful stimulant experience and potent blend of DMHA and DMBA, with both products containing high caffeine and exotic stimulants but facing issues with batch inconsistency. These supplements are primarily targeted at experienced users seeking intense, high-stimulant pre-workout experiences.
Key Differences:
- Caffeine Content: Dark Labs Barbarian (413 mg) vs Kj Labs Doomsday (400 mg)
- Specific User Cons: Dark Labs Barbarian (Users express dissatisfaction with 'copy and paste labels' and report short-lived effects in newer batches.) vs Kj Labs Doomsday (Users report flavor as 'Ok' and mild euphoria/focus, along with post-workout crash and anxiety.)
Key Similarities:
- Stimulant Profile: Both products contain high amounts of caffeine and exotic stimulants, including DMHA and DMBA, known for delivering powerful effects.
- Effectiveness & Potency: Both are praised for delivering strong, effective results and intense training sessions, often described as 'hitting' well.
- Batch Inconsistency & Decreased Potency: Both products face user complaints regarding perceived inconsistency in quality and decreased effectiveness in newer batches or formulations compared to original versions.
- User Sentiment: Both products have high user sentiment.