C4 Ultimate vs Amino Energy Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.
Optimum Nutrition Amino Energy is a versatile amino supplement without a specified caffeine content, whereas Cellucor C4 Ultimate is a high-stimulant pre-workout containing 300mg of caffeine.
Go with Amino Energy if...
- •You prefer a versatile supplement for intra-workout or daily amino support
- •You want to control your own caffeine intake separately
- •You are looking for a lighter, intermediate-level supplement
Out of Stock
Go with C4 Ultimate if...
- •You need a high-caffeine pre-workout for intense training sessions
- •You prefer an all-in-one formula specifically designed for pre-workout performance
- •You value a product with high user satisfaction and performance ratings
In StockCoupon Available

C4 Ultimate
cellucor

Amino Energy
optimum nutrition
Compare
C4 Ultimate
Amino Energy
Stimulants
Total Caffeine
300 mg
Not specified
Exotic Stimulants
Contains Yohimbe
Community
Community Approval
100%
67%
Total Mentions
4
3
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 19h ago
Where to Buy Amino Energy
NutriCartel
Ships from:🇺🇸 United States
$22.99
Out of Stock
Updated 18h ago
Muscle Factory SC
Ships from:🇺🇸 United States
$38.99
In Stock
Updated 229d ago
Get 15% off your order
Caffeine
300 mg
Exotic Stims
No
Contains Yohimbe
No
Community Approval
100%
Mentions
4
Caffeine
N/A
Exotic Stims
No
Contains Yohimbe
No
Community Approval
67%
Mentions
3
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 19h ago
Where to Buy Amino Energy
NutriCartel
Ships from:🇺🇸 United States
$22.99
Out of Stock
Updated 18h ago
Muscle Factory SC
Ships from:🇺🇸 United States
$38.99
In Stock
Updated 229d ago
Get 15% off your order
Ingredient Label
Ingredient Label
Pros
- C4 Ultimate is considered a superior choice by users.
- It offers strong initial performance, comparable to other top-tier supplements.
Cons
- A drawback of C4 Ultimate is the uncertainty regarding its sustained effects throughout the day.
Pros
- Amino Energy is preferred by some users over other popular supplements like C4.
Cons
- A drawback of Amino Energy is that some users believe there are superior amino supplements available on the market.
Comparison Summary
Optimum Nutrition Amino Energy serves as a general amino acid supplement, while Cellucor C4 Ultimate is a potent pre-workout formula with 300mg of caffeine. Amino Energy is best suited for those seeking daily recovery support, whereas C4 Ultimate is designed for athletes requiring significant energy for high-intensity workouts.
Key Differences:
- Caffeine Content: Amino Energy (N/A mg) vs C4 Ultimate (300 mg)
- Primary Purpose: Amino Energy (General amino acid support) vs C4 Ultimate (High-intensity pre-workout)
- User Sentiment: Amino Energy (67%) vs C4 Ultimate (100%)
Key Similarities:
- Product Level: Both products are categorized as intermediate-level supplements.
- Exotic Stimulants: Neither product contains exotic stimulants.