Imperial Nutrition Excelsior vs Kj Labs Doomsday Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.

Imperial Nutrition Excelsior
imperial nutrition

Kj Labs Doomsday
kj labs
Compare
Imperial Nutrition Excelsior
Kj Labs Doomsday
Stimulants
Total Caffeine
Not specified
400 mg
Exotic Stimulants
Contains Yohimbe
Community
Community Approval
78%
88%
Total Mentions
144
32
Where to Buy Imperial Nutrition Excelsior
Ruesco
Ships from:πΊπΈ United States
$15.00
Out of Stock
Updated 1h ago
Cross The Limits
Ships from:π¬π§ United Kingdom
Β£89.99
out_of_stock
Updated 7d 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
N/A
Exotic Stims
No
Contains Yohimbe
No
Community Approval
78%
Mentions
144
Caffeine
400 mg
Exotic Stims
Yes
Contains Yohimbe
No
Community Approval
88%
Mentions
32
Where to Buy
Ruesco
Ships from:πΊπΈ United States
$15.00
Out of Stock
Updated 1h ago
Cross The Limits
Ships from:π¬π§ United Kingdom
Β£89.99
out_of_stock
Updated 7d 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
- Excelsior delivers an instant hit of energy, described by users as 'rocket fuel' and a 'solid hitter'.
- Many users praise its ability to provide intense focus and concentration during workouts, allowing them to feel 'locked in' for extended periods.
- It has been historically regarded as a top-tier pre-workout, with some calling it 'the GOAT'.
- Users report increased strength and performance, such as lifting heavier weights and crushing workouts.
Cons
- A drawback of Excelsior is that it is excluded from any promotions or sales.
- Some users report inconsistencies between batches, leading to 'hit or miss' experiences where it may not work effectively.
- There are reports of a negative comedown or crash after the effects wear off, with users feeling a lack of motivation.
- One user mentioned that 'something turn up on blood tests' after taking Excelsior, though details are vague.
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
Imperial Nutrition Excelsior is a stimulant-free pre-workout praised for its instant energy and intense focus, while KJ Labs Doomsday is a high-stimulant formula with 400mg of caffeine and exotic stimulants, known for its powerful stimulant experience. Imperial Nutrition Excelsior targets users prioritizing focus and performance without stimulants, while KJ Labs Doomsday is designed for experienced stimulant users seeking an intense, high-stimulant workout aid.
Key Differences:
- Stimulant Content: Imperial Nutrition Excelsior (Contains no caffeine or exotic stimulants.) vs Kj Labs Doomsday (Contains 400 mg of caffeine and includes exotic stimulants like DMHA and DMBA.)
- Primary User Experience: Imperial Nutrition Excelsior (Users report instant energy, intense focus, and increased strength, often calling it 'the GOAT'.) vs Kj Labs Doomsday (Users describe a powerful and effective stimulant experience, with some calling it 'fucking fire'.)
- Formula Consistency: Imperial Nutrition Excelsior (Users report inconsistencies between batches, leading to 'hit or miss' experiences.) vs Kj Labs Doomsday (Its formula has reportedly changed over time, leading to a perceived decrease in quality and effectiveness.)
Key Similarities:
- Post-Workout Effects: Both products have reports of a negative comedown, crash, or anxiety after their effects wear off.
- User Perception of Potency: Both are recognized by users for delivering strong and effective experiences, appealing to those seeking powerful workout aids.
- User Sentiment: Both products have fair to high user sentiment.