Cellucor · C4 Ultimate

C4 Ultimate Energy Freedom Ice

Availability last checked Sep 3, 2026

300mgMore caffeine than 82% of the drinks we track

performanceSugar-free

Caffeine: 300mg; ≈ 3 cups of coffee
Sugar: 0g
Calories: 0

How it compares

vs. 859 drinks

Caffeine: 300mg
Sugar: 0g
Calories: 0

Based on every drink in our catalog. See the category-wide data

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Pre-workout — label lists Citrulline, Beta-alanine, Betaine

Ingredients & nutrition facts

Carbonated Water
CarnoSyn Beta-Alanine
L-Citrulline
Malic Acid
BetaPower Betaine Anhydrous
Citric Acid
Potassium Sorbate (Preservative)
Caffeine Anhydrous
Sucralose
Acesulfame Potassium
Natural & Artificial Flavors
Niacinamide (Vitamin B3)
N-Acetyl-L-Tyrosine
Cyanocobalamin (Vitamin B12)

Label not yet re-checked

Frequently asked questions

How much caffeine is in C4 Ultimate Energy Freedom Ice?: C4 Ultimate Energy Freedom Ice by Cellucor contains 300mg of caffeine per can.
Is C4 Ultimate Energy Freedom Ice sugar-free?: Yes, C4 Ultimate Energy Freedom Ice is sugar-free.
How many calories are in C4 Ultimate Energy Freedom Ice?: C4 Ultimate Energy Freedom Ice has 0 calories per can.
How does the caffeine in C4 Ultimate Energy Freedom Ice compare to daily guidelines?: One can (16 fl oz): 300 mg caffeine (about 18.8 mg per fl oz), about three-quarters of the FDA's 400 mg a day guideline for healthy adults.
Does C4 Ultimate Energy Freedom Ice have more caffeine than a cup of coffee?: Yes. At 300 mg, C4 Ultimate Energy Freedom Ice has about as much caffeine as 3 cups of brewed coffee (an 8 oz cup of brewed coffee has about 95 mg, per the USDA).
What sweetens C4 Ultimate Energy Freedom Ice?: Sweetened with Sucralose and Acesulfame Potassium.

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C4 Ultimate Energy Freedom Ice

Availability last checked Sep 3, 2026

300mgMore caffeine than 82% of the drinks we track

performanceSugar-free

Caffeine

300mg

≈ 3 cups of coffee

Sugar

Calories

How it compares

vs. 859 drinks

Caffeine: 300mg
Sugar: 0g
Calories: 0

Based on every drink in our catalog. See the category-wide data

As an Amazon Associate we earn from qualifying purchases.

Pre-workout — label lists Citrulline, Beta-alanine, Betaine

Ingredients & nutrition facts

Carbonated Water
CarnoSyn Beta-Alanine
L-Citrulline
Malic Acid
BetaPower Betaine Anhydrous
Citric Acid
Potassium Sorbate (Preservative)
Caffeine Anhydrous
Sucralose
Acesulfame Potassium
Natural & Artificial Flavors
Niacinamide (Vitamin B3)
N-Acetyl-L-Tyrosine
Cyanocobalamin (Vitamin B12)

Label not yet re-checked

Frequently asked questions

How much caffeine is in C4 Ultimate Energy Freedom Ice?

C4 Ultimate Energy Freedom Ice by Cellucor contains 300mg of caffeine per can.

Is C4 Ultimate Energy Freedom Ice sugar-free?

Yes, C4 Ultimate Energy Freedom Ice is sugar-free.

How many calories are in C4 Ultimate Energy Freedom Ice?

C4 Ultimate Energy Freedom Ice has 0 calories per can.

How does the caffeine in C4 Ultimate Energy Freedom Ice compare to daily guidelines?

One can (16 fl oz): 300 mg caffeine (about 18.8 mg per fl oz), about three-quarters of the FDA's 400 mg a day guideline for healthy adults.

Does C4 Ultimate Energy Freedom Ice have more caffeine than a cup of coffee?

Yes. At 300 mg, C4 Ultimate Energy Freedom Ice has about as much caffeine as 3 cups of brewed coffee (an 8 oz cup of brewed coffee has about 95 mg, per the USDA).

What sweetens C4 Ultimate Energy Freedom Ice?

Sweetened with Sucralose and Acesulfame Potassium.