C4 is a brand of energy drink that is produced by the company Cellucor.
The drink is marketed as a pre-workout supplement, and it is designed to provide users with an energy boost and increased focus and endurance.
C4 contains a variety of ingredients, including caffeine, beta-alanine, and L-arginine, which are intended to enhance physical performance and mental focus.
The drink is available in a variety of flavors, and it can be purchased at a variety of retailers, as well as online.
Last Updated on 1 year by pinc