- When does C4 go on sale?
- C4 discounts cluster around New Year and summer, plus Black Friday. Retailers also clear older flavor cans when a collaboration ends, which is when Hawaiian Punch stock tends to drop in price.
- Where is C4 cheapest?
- Buying cans by the case at large retailers or supplement sites usually beats single-can prices. Powder tubs cost less per serving than ready-to-drink cans.
- What are C4's best products?
- The original C4 pre-workout powder and C4 Performance Energy cans are the core lineup. C4 Ultimate adds more caffeine and citrulline for heavier training.
- Does C4 have returns?
- Returns follow the policy of the store you bought from, not Cellucor. Opened food and supplement items are often excluded, so check before ordering.
- How much caffeine is in C4 Performance Energy?
- Each 16oz can has 200mg of caffeine, about two cups of coffee. The Hawaiian Punch flavor is a licensed collaboration with the drink brand.