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โก Elevate your hustle with smart energy that works as hard as you do!
C4 Smart Energy Drinks Variety Pack delivers 200mg of naturally derived caffeine and brain-boosting nootropics in four bold, sugar-free flavors. Designed for professionals and go-getters, it offers clean, sustained energy and enhanced focus without the crash, making it the ultimate coffee alternative trusted by millions since 2011.











| ASIN | B0CSVLQ19K |
| Best Sellers Rank | #5,182 in Grocery & Gourmet Food ( See Top 100 in Grocery & Gourmet Food ) #115 in Energy Drinks |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,570) |
| Date First Available | June 16, 2025 |
| Manufacturer | Nutrabolt |
| Package Dimensions | 10.51 x 7.09 x 6.26 inches; 19.8 Pounds |
K**R
Energy drink
This are probably my favorite energy drink and is a great price. They are loaded with a bunch of good vitamins and natural stuff and the flavor is amazing no nasty after taste and didnt leave you with the jitters.
B**S
Boost Focus and Energy without the Crash
I recently tried the C4 Smart Energy Drink in Watermelon Burst flavor, and I am thoroughly impressed. Here's why I highly recommend this product: Zero Sugar: As someone conscious of sugar intake, I appreciate that this energy drink is sugar-free. It provides a clean energy boost without the guilt or crash associated with sugary beverages. Natural Energy: C4 Smart Energy Drink harnesses natural energy sources and nootropics to provide a sustained boost in focus and energy. I felt alert and productive without the jittery feeling often associated with other energy drinks. Refreshing Flavor: The Watermelon Burst flavor is incredibly refreshing and enjoyable. It's not too overpowering, with just the right amount of sweetness to satisfy my taste buds. Convenient Packaging: The 12oz cans are convenient for on-the-go consumption. Whether I'm heading to the gym or need a pick-me-up during a busy workday, I can easily grab a can and enjoy a burst of energy whenever I need it. Effective Ingredients: With 200mg of caffeine and nootropics, this energy drink delivers a noticeable increase in focus and productivity. It's perfect for those moments when I need to power through tasks or workouts. No Crash: One of the best features of this energy drink is that it provides a smooth and gradual energy boost without the dreaded crash afterward. I felt energized for hours without experiencing any sudden drop in energy levels. Final Thoughts: The C4 Smart Energy Drink is a game-changer for anyone looking to boost focus and energy without compromising on ingredients or experiencing a crash later on. With its delicious flavor, effective ingredients, and convenient packaging, it's become my go-to choice for a clean energy boost. Highly recommended!
F**S
Recommend
Great flavor and price was good.
N**N
C4 Energy Drinks
Taste Great, good price for 12oz. but had 3 dented & leaking in the transportation.
S**S
Great energy and flavor
I always purchase the Cherry berry lime as it is my favorite. I work long hours and tend to have an energy drink on shift most nights. Others I've tried severely dehydrated me and make me have to pee a lot whereas these C4 Smart Energy do not have the same effect. The caffeine in these are derived from green coffee beans rather than asynthetic caffeine source so it gives a pleasant pick-me-up without jitters and no crash later. These are the only energy drinks I consume now. I just feel better than when drinking other brands.
T**Y
Perfectly carbonated watermelon soda
These are delicious with a perfect watermelon taste. They donโt make me jittery or nauseous. Itโs like a yummy watermelon soda water.
L**.
Great!
Great!
S**Y
Hard to come by in stores
C4. Smart energy is hard to come by in stores. Iโve only seen it at Dollar General so I was buying them on Amazon. They arrive quickly and they are fresh.
Trustpilot
3 weeks ago
2 days ago