Pre Phase Ko Black Series vs Kratos Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.
Kratos by Beast Coast is an extreme, high-stimulant pre-workout featuring exotic ingredients, whereas Pre Phase Ko Black Series by Phase One Nutrition is a stimulant-free, intermediate-level formula focused on sustained energy and appetite suppression.
Go with Kratos if...
- •You are seeking an extreme, high-intensity energy experience
- •You enjoy the effects of exotic stimulants
- •You want a formula that provides mood elevation and intense focus
Go with Pre Phase Ko Black Series if...
- •You are sensitive to caffeine and stimulants
- •You prefer a sustained energy buzz rather than a sharp spike
- •You are looking for appetite suppression benefits

Pre Phase Ko Black Series
phase one nutrition

Kratos
beast coast
Pre Phase Ko Black Series
Kratos
Where to Buy Pre Phase Ko Black Series
NutriCartel
Muscle Factory SC
Where to Buy Kratos
NutriCartel
Get 15% off your order
Cross The Limits
Where to Buy Pre Phase Ko Black Series
NutriCartel
Muscle Factory SC
Where to Buy Kratos
NutriCartel
Get 15% off your order
Cross The Limits
Ingredient Label
Ingredient Label
Pros
- Pre Phase Ko Black Series delivers a clean and focused workout experience.
- Users report enhanced focus during sets.
- It provides significant appetite suppression, which is a desired effect for some users.
- The product offers a sustained 'buzz' and energy throughout the day post-workout.
Cons
- A drawback of Pre Phase Ko Black Series is that its in-workout intensity and effects are not described as 'super crazy'.
- The primary benefits, such as appetite suppression and sustained energy, are noted to be more prominent post-workout rather than during the workout itself, which might not appeal to users seeking peak in-workout performance.
Pros
- Kratos delivers an extreme and potent experience, often preferred over other popular pre-workouts.
- Its comprehensive formula includes a blend of strong stimulants, focus enhancers, and pump ingredients.
- Users frequently report mood elevation and feelings of happiness, making it a trendy choice.
Cons
- A drawback of Kratos is its high stimulant content, which may be overwhelming for stimulant-sensitive individuals.
- Some users have expressed strong dissatisfaction, indicating it may not meet everyone's expectations.
Comparison Summary
Kratos is a potent, high-stimulant pre-workout designed for maximum intensity, while Pre Phase Ko Black Series is a stimulant-free option that emphasizes sustained energy and focus. Kratos targets advanced users seeking an extreme workout experience, whereas Pre Phase Ko Black Series is better suited for those avoiding stimulants or looking for post-workout benefits.
Key Differences:
- Caffeine Content: Kratos (350 mg) vs Pre Phase Ko Black Series (0 mg)
- Exotic Stimulants: Kratos (Yes) vs Pre Phase Ko Black Series (No)
- Product Level: Kratos (Extreme) vs Pre Phase Ko Black Series (Intermediate)
Key Similarities:
- Focus Enhancement: Both products are formulated to provide users with improved focus during their training sessions.
- User Sentiment: Both products have high user sentiment.