C4 Ultimate Pre-Workout Powder, Icy Blue Razz, 20 Servings
C4 Ultimate Pre-Workout Powder, Icy Blue Razz, 20 Servings
Hero image 0 of C4 Ultimate Pre-Workout Powder, Icy Blue Razz, 20 Servings, 0 of 7
Visit the Cellucor Store

C4 Ultimate Pre-Workout Powder, Icy Blue Razz, 20 Servings

|162 ratings

Key item features

  • TRI-STIM ENERGY: Experience unstoppable energy with our tri-stim blend of 300mg Caffeine + TeaCrine® + Dynamine™.*
  • HARD HITTING PUMPS: Made with VELOX®: a patented mix of L-Arginine + L-Citrulline for seriously satisfying pumps & performance.*
  • MUSCULAR ENDURANCE^: Smash through plateaus and keep hitting harder with enhanced muscular endurance from CarnoSyn® Beta-Alanine + BetaPower®.*
  • ENHANCED MENTAL FOCUS: Get in the zone for a strong mind-to-muscle connection with Tyrosine + Huperzine A + Caffeine.*
  • AI-POWERED PEPTIDES: PeptiPump® is an AI-powered designer peptide exclusively found in C4.*
  • C4: Backed by 20 years of sports nutrition expertise, we’ve raised the bar with an innovative selection of supplements.

Specs

  • Brand
    Cellucor
  • Size
    14.1 oz (400 g)
  • Enteral medication form
    Powder
  • Flavor
    Icy Blue Razz
  • Count per pack
    1
  • Label image
    Supplement Facts

About this item

Product details

Make your training hit harder than ever with the revamped C4 Ultimate – tailored for workout warriors who demand nothing but the best. Our new Tri-Stim formula packs a potent punch of 300mg of Caffeine, TeaCrine®, and Dynamine™, for the ultimate high-stim energy experience that makes your old PR feel like your new warmup weight. Next up, PeptiPump®, an AI-powered designer peptide exclusive to C4, boosts performance while Tyrosine and Huperzine A keep you in the zone for a strong mind-muscle connection. Leave no reps in the tank with enhanced muscular endurance from CarnoSyn® Beta-Alanine*, BetaPower®, and the patented Velox® Performance Blend for hard-hitting pumps and enhanced performance. Experience the pinnacle of pumps, energy, and focus with the newly enhanced C4 Ultimate - backed by the 20-year legacy of C4's innovation in sports nutrition.*
  • TRI-STIM ENERGY: Experience unstoppable energy with our tri-stim blend of 300mg Caffeine + TeaCrine® + Dynamine™.*
  • HARD HITTING PUMPS: Made with VELOX®: a patented mix of L-Arginine + L-Citrulline for seriously satisfying pumps & performance.*
  • MUSCULAR ENDURANCE^: Smash through plateaus and keep hitting harder with enhanced muscular endurance from CarnoSyn® Beta-Alanine + BetaPower®.*
  • ENHANCED MENTAL FOCUS: Get in the zone for a strong mind-to-muscle connection with Tyrosine + Huperzine A + Caffeine.*
  • AI-POWERED PEPTIDES: PeptiPump® is an AI-powered designer peptide exclusively found in C4.*
  • C4: Backed by 20 years of sports nutrition expertise, we’ve raised the bar with an innovative selection of supplements.
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Indications

Directions

Dosage

Take one serving (approx. 1 scoop) of C4 Ultimate® with 12 fl. oz. of water and consume 20-30 minutes before training.

Warranty

Warranty information

If you purchased from one of our authorized sellers, please reach out to the authorized seller from whom you purchased the product. If you are unable to reach a satisfactory resolution with the authorized seller from whom you purchased the product, please contact Nutrabolt at support@cellucor.com. Please have information available regarding what product you purchased, Order ID, and when and where you purchased your product.

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Ingredients

Warnings

Customer ratings & reviews

4.6 out of 5 stars
stars
162 ratings116 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars80% (130)
  2. 4 stars12% (19)
  3. 3 stars3% (5)
  4. 2 stars2% (3)
  5. 1 star3% (5)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 116 reviews

Jul 16, 2025
Reviewer name: JohnJohn
5 out of 5 stars
5 out of 5 stars review

Great Supplement

Great Supplement. Gives you energy, strength and improves mental focus

Review from C4 Energy
Helpful?3X3UPK0YRHAE5642757691
Jun 3, 2025
Reviewer name: Hawaiian
5 out of 5 stars
5 out of 5 stars review

Great flavors

I'm a line clearance tree trimmer and I've been using C4 pre workout for about 6 years I stopped spending so much money on energy drinks that would make me crash. Plus C4 pre workout helped me keep my energy levels up in 2020 when I went through chemotherapy

Review from C4 Energy
Helpful?3X3UPK0YRHAE5642757691
Mar 5, 2025
Reviewer name: Bob Rauscher
5 out of 5 stars
5 out of 5 stars review

Seller Verified Purchase

Excellent as usual

Excellent flavor, mixes well. Same Cellucor/C4 quality as always!

Review from C4 Energy
Helpful?3X3UPK0YRHAE5642757691
Current price is $39.99
Price when purchased online
  • Free shipping
  • Free 90-day returns

How do you want your item?

Try 30 days for just $1! Choose a plan at checkout.
How do you want your item?
Ships to
Arrives by Tomorrow
.
Order within 1 hr 32 min
Sold by Nutrabolt Brands
Fulfilled by Walmart
4.316425120772947 out of 5 stars
4.3 stars out of 5, based on 427 seller reviews(4.3)
Free 90-day returns
walmart plus

Try 30 days of Walmart+ for just $1!

T&C apply.