Imperial Nutrition Thermal Spark vs Kill Switch Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.

Imperial Nutrition Thermal Spark
imperial nutrition

Kill Switch
death row formulations
Compare
Imperial Nutrition Thermal Spark
Kill Switch
Stimulants
Total Caffeine
Not specified
300 mg
Exotic Stimulants
Contains Yohimbe
Community
Community Approval
88%
89%
Total Mentions
43
76
Where to Buy Imperial Nutrition Thermal Spark
Ruesco
Ships from:πΊπΈ United States
$6.00
Out of Stock
Updated 8h ago
Where to Buy Kill Switch
NutriCartel
Ships from:πΊπΈ United States
$49.99
In Stock
Updated 9h ago
Muscle Factory SC
Ships from:πΊπΈ United States
$52.99
In Stock
Updated 10h ago

Imperial Nutrition Thermal Spark
imperial nutrition
View Details βCaffeine
N/A
Exotic Stims
No
Contains Yohimbe
No
Community Approval
88%
Mentions
43
Where to Buy
Ruesco
Ships from:πΊπΈ United States
$6.00
Out of Stock
Updated 8h ago
Pros
- Thermal Spark delivers powerful and long-lasting energy, often described as 'rocket fuel' and 'off the charts' endurance.
- Users report significant improvements in focus, concentration, and mood, leading to 'tunnel-vision' and 'locked-in' productivity.
- It is effective for cardio and can be stacked with other supplements for enhanced lifting performance.
- The product is considered strong and effective even when taken on its own.
Cons
- A drawback of Thermal Spark is that some users find one capsule insufficient, requiring two to feel the desired effects.
- There are concerns that the appetite suppression, for which the product was famous, may weaken over time.
- This product is explicitly excluded from any promotions or sales.
- Some users have reported not being impressed with the product, although this was sometimes attributed to not giving it a proper chance.

Kill Switch
death row formulations
View Details βCaffeine
300 mg
Exotic Stims
Yes
Contains Yohimbe
No
Community Approval
89%
Mentions
76
Where to Buy
NutriCartel
Ships from:πΊπΈ United States
$49.99
In Stock
Updated 9h ago
Muscle Factory SC
Ships from:πΊπΈ United States
$52.99
In Stock
Updated 10h ago
Pros
- Kill Switch delivers an amazing and potent workout experience, often described as a 'go-to' for many users.
- Users report a noticeable boost in cardio performance when using Kill Switch.
- It is praised for containing potent ingredients, including well-regarded analogs, with some users stating it lives up to its hype.
- Kill Switch can be effectively combined with other supplements for enhanced effects.
Cons
- A drawback of Kill Switch is its perceived inconsistency between batches, leading to varied user experiences.
- Some users report it being ineffective, with concerns about the authenticity or dosage of its ingredient profile, such as Beta-Alanine.
- It may not work for all users, with some finding its effects underwhelming compared to other pre-workouts.
Comparison Summary
Imperial Nutrition Thermal Spark is a non-caffeinated stimulant without exotic ingredients, focusing on sustained energy, endurance, and focus, while Death Row Formulations Kill Switch contains 300mg of caffeine and exotic stimulants, aiming for a potent workout experience. Thermal Spark targets users seeking focus and endurance without high caffeine, or those looking to stack, whereas Kill Switch is for users desiring an intense, high-stimulant pre-workout.
Key Differences:
- Stimulant Profile: Imperial Nutrition Thermal Spark (No caffeine and no exotic stimulants) vs Kill Switch (300mg of caffeine and includes exotic stimulants)
- Core Benefits: Imperial Nutrition Thermal Spark (Emphasizes powerful, long-lasting energy, endurance, focus, and mood enhancement for productivity and cardio.) vs Kill Switch (Focuses on delivering an amazing and potent workout experience with a noticeable boost in cardio performance.)
- Common User Drawbacks: Imperial Nutrition Thermal Spark (Users report needing more than one capsule, potential weakening of appetite suppression, and exclusion from promotions.) vs Kill Switch (Concerns include batch inconsistency, ineffectiveness for some users, and questions regarding ingredient authenticity or dosage.)
Key Similarities:
- Stackability: Both products are noted by users as being effectively stackable with other supplements for enhanced performance.
- Cardio Enhancement: Users report that both supplements provide benefits for cardio performance.
- Potency and Effectiveness: Both products are generally praised for their potency and effectiveness in delivering desired results.
- User Sentiment: Both products have high user sentiment.