How much caffeine is in C4 Cereal Killer?

C4 Cereal Killer by Cellucor contains 200mg of caffeine per can.

Is C4 Cereal Killer sugar-free?

Yes, C4 Cereal Killer is sugar-free.

C4 Cereal Killer has 10 calories per can.

C4 Cereal Killer has an average community rating of 3.3 out of 5 from 8 ratings on Energy Drink Ratings.

One can (16 fl oz): 200 mg caffeine (about 12.5 mg per fl oz), about half the FDA's 400 mg a day guideline for healthy adults.

Yes. At 200 mg, C4 Cereal Killer has about as much caffeine as 2 cups of brewed coffee (an 8 oz cup of brewed coffee has about 95 mg, per the USDA).

Name: C4 Cereal Killer
Brand: Cellucor
Rating: 3.3 (8 reviews)

Availability last checked Oct 5, 2026

3.3 (8)performanceSugar-free

How much caffeine is in C4 Cereal Killer?: C4 Cereal Killer by Cellucor contains 200mg of caffeine per can.
Is C4 Cereal Killer sugar-free?: Yes, C4 Cereal Killer is sugar-free.
How many calories are in C4 Cereal Killer?: C4 Cereal Killer has 10 calories per can.
What is C4 Cereal Killer rated?: C4 Cereal Killer has an average community rating of 3.3 out of 5 from 8 ratings on Energy Drink Ratings.
How does the caffeine in C4 Cereal Killer compare to daily guidelines?: One can (16 fl oz): 200 mg caffeine (about 12.5 mg per fl oz), about half the FDA's 400 mg a day guideline for healthy adults.
Does C4 Cereal Killer have more caffeine than a cup of coffee?: Yes. At 200 mg, C4 Cereal Killer has about as much caffeine as 2 cups of brewed coffee (an 8 oz cup of brewed coffee has about 95 mg, per the USDA).
What sweetens C4 Cereal Killer?: Sweetened with Sucralose.