Amino Energy vs C4 Ultimate Comparison
See a side-by-side comparison of ingredients, stats, and community sentiment.
Amino Energy is a versatile amino-based supplement with moderate community sentiment (67%), while C4 Ultimate is a high-intensity performance formula featuring 300mg of caffeine and perfect user sentiment (100%).
Go with Amino Energy if...
- •You prefer a versatile amino-based energy source
- •You want an alternative to high-stimulant pre-workouts
- •You trust the Optimum Nutrition brand
In StockCoupon Available
Go with C4 Ultimate if...
- •You require a high 300mg dose of caffeine
- •Strong initial workout performance is your priority
- •You are looking for a top-tier intermediate pre-workout
Out of Stock

Amino Energy
optimum nutrition

C4 Ultimate
cellucor
Compare
Amino Energy
C4 Ultimate
Stimulants
Total Caffeine
Not specified
300 mg
Exotic Stimulants
Contains Yohimbe
Community
Community Approval
67%
100%
Total Mentions
3
3
Where to Buy Amino Energy
NutriCartel
Ships from:🇺🇸 United States
$22.99
Out of Stock
Updated 6h ago
Muscle Factory SC
Ships from:🇺🇸 United States
$38.99
In Stock
Updated 94d ago
Get 15% off your order
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 7h ago
Caffeine
N/A
Exotic Stims
No
Contains Yohimbe
No
Community Approval
67%
Mentions
3
Caffeine
300 mg
Exotic Stims
No
Contains Yohimbe
No
Community Approval
100%
Mentions
3
Where to Buy Amino Energy
NutriCartel
Ships from:🇺🇸 United States
$22.99
Out of Stock
Updated 6h ago
Muscle Factory SC
Ships from:🇺🇸 United States
$38.99
In Stock
Updated 94d ago
Get 15% off your order
Where to Buy C4 Ultimate
Muscle Factory SC
Ships from:🇺🇸 United States
$39.99
Out of Stock
Updated 7h ago
Ingredient Label
Ingredient Label
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.
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.
Comparison Summary
Amino Energy provides a blend of amino acids for energy and recovery, while C4 Ultimate delivers a high-stimulant experience with 300mg of caffeine. Amino Energy is for users seeking general energy support, while C4 Ultimate is designed for those needing a powerful performance boost.
Key Differences:
- Caffeine Content: Amino Energy (Not specified (N/A)) vs C4 Ultimate (300mg)
- Formulation Focus: Amino Energy (Amino acids and versatile energy) vs C4 Ultimate (High-intensity pre-workout performance)
- User Sentiment: Amino Energy (67%) vs C4 Ultimate (100%)
Key Similarities:
- Product Level: Both products are designed for intermediate-level users.
- Exotic Stimulants: Neither product includes exotic stimulants in its formulation.
- Popularity: Both supplements share the same level of popularity based on mention counts.