Price: $35.99 ($3.78 / Ounce) & FREE Shipping
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Icy Blue Razz 4 Flavors: Icy Blue Razz
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Introducing Amazon Exclusives

Cellucor, C4 Extreme Energy, Explosive High Energy Pre-Workout, Icy Blue Razz, 30 Servings

4.0 out of 5 stars 452 customer reviews
About the product
  • The C4 Extreme Energy formula features twice as much caffeine, more focus and more endurance than C4 Original. C4 Extreme Energy isn’t for the casual gym goer; it’s for those of you who want to explode through their PRs over and over and over again.
  • Premium Ingredients: Cellucor promises quality of ingredients and purposefully crafted blend of patented ingredients that promote energy and endurance to satisfy your fitness goals.
  • 3.2g Beta Alanine, 1g Creatine Nitrate, 1g Arginine, 831mg extreme energy blend, 300mg caffeine per scoop. 30 servings per container.
  • Unbeatable Flavors: There’s a flavor for you. C4 Extreme Energy is offered in Cherry Limeade, Icy Blue Razz, Lemon Drop, and Strawberry Kiwi.
  • 100% Satisfaction Guarantee: All Cellucor sales by Amazon and Nutrabolt are backed by a 30-day, full money-back guarantee.

Frequently bought together

  • Cellucor, C4 Extreme Energy, Explosive High Energy Pre-Workout, Icy Blue Razz, 30 Servings
  • +
  • Cellucor SuperHD Thermogenic Fat Burners For Men & Women, Weight Loss Fat Burner Supplement with Nootropic Focus + Energy, G4v2, 60 capsules
Total price: $62.98
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Special offers and product promotions

Style: Extreme | Flavor: Icy Blue Razz | Size: 30 Servings
  • Get free shipping on this item when you spend $25.00 or more on Qualifying items offered by The Vitamin Shoppe. Here's how (restrictions apply)

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From the manufacturer

C4 Sport C4 Original C4 Ripped C4 Extreme Energy C4 Ultimate
C4 Sport C4 Original C4 Ripped C4 Extreme Energy C4 Ultimate
Caffeine 135mg 150mg 150mg 300mg 300mg
Creatine 2.5g Monohydrate 1g Nitrate - 1g Nitrate 1.5g Nitrate
CarnoSyn Beta-Alanine 1.6g 1.6g 1.6g 3.2g 3.2g
TeaCrine - -
Arginine Alpha Ketoglutarate
Citrulline Malate - - - -
Betaine Anhydrous - - - -
Taurine - - - -
Capsimax - - - -
Nitrosigine - - - -

Product description

Style:Extreme  |  Flavor:Icy Blue Razz  |  Size:30 Servings

C4 Extreme Energy is the next step for those who want that extra rush. Its formula features twice as much caffeine, more focus and more endurance than C4 Original. C4 Extreme Energy isn’t for the casual gym goer; it’s for those of you who want to explode through their PRs over and over and over again. We know that for some, just a little bit of energy isn’t enough. C4 Extreme Energy is here to help you get up and go, rising to any challenge.


Product details

Style: Extreme | Flavor: Icy Blue Razz | Size: 30 Servings
  • Product Dimensions: 3.5 x 3.5 x 3.5 inches ; 11.2 ounces
  • Shipping Weight: 12 ounces (View shipping rates and policies)
  • Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues.
  • International Shipping: This item is not eligible for international shipping. Learn More
  • ASIN: B071H9GFB1
  • UPC: 842595100570
  • Average Customer Review: 4.0 out of 5 stars 452 customer reviews
  • Amazon Best Sellers Rank: #18,611 in Health & Household (See Top 100 in Health & Household)
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Important information

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Actual product packaging and materials may contain more and different information than what is shown on our website. We recommend that you do not rely solely on the information presented and that you always read labels, warnings, and directions before using or consuming a product. Please see our full disclaimer below.

Customer Questions & Answers

Customer reviews

Top customer reviews

on March 18, 2017
Style: 50x|Flavor: Watermelon|Size: 30 Servings|Verified Purchase
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on August 22, 2016
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on December 30, 2016
Style: 50x|Flavor: Fruit Punch|Size: 30 Servings|Verified Purchase
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on September 11, 2017
Style: 50x|Flavor: Fruit Punch|Size: 30 Servings|Verified Purchase
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on August 25, 2017
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on December 21, 2016
Style: 50x|Flavor: Fruit Punch|Size: 30 Servings|Verified Purchase
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on August 10, 2017
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on August 30, 2017
Style: 50x|Flavor: Watermelon|Size: 30 Servings|Verified Purchase
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Disclaimer: While we work to ensure that product information is correct, on occasion manufacturers may alter their ingredient lists. Actual product packaging and materials may contain more and/or different information than that shown on our Web site. We recommend that you do not solely rely on the information presented and that you always read labels, warnings, and directions before using or consuming a product. For additional information about a product, please contact the manufacturer. Content on this site is for reference purposes and is not intended to substitute for advice given by a physician, pharmacist, or other licensed health-care professional. You should not use this information as self-diagnosis or for treating a health problem or disease. Contact your health-care provider immediately if you suspect that you have a medical problem. Information and statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition. Amazon.com assumes no liability for inaccuracies or misstatements about products.