10 Best C4 Pre Workout Thermogenic of 2025

Tested and Reviewed: Top 10 C4 Pre Workout Thermogenic deals with expert ratings from 8.1 to a perfect 10

May 2026 Edition

Editor's Choice

9.7

C4

Cellucor C4 Sport Pre Workout Powder Watermelon - NSF Certified for Sport + Preworkout Energy Supplement for Men & Women - 135mg Caffeine + Creatine Monohydrate - 30 Servings

Editor's bottom line:

“This c4 pre workout thermogenic is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

C4 PRE WORKOUT POWDER FOR MEN & WOMEN - America's Number 1 Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold* Optimized for exercise to beat your personal best and crush your goals
BUILD MUSCLE & STRENGTH - Formulated with a nitrogen-containing compound designed to build lean muscle mass, maximize performance, and increase strength in all athletes - from pro to everyday
INCREASE REP COUNT - Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
TESTED & TRUSTED BY THIRD PARTIES - Proudly NSF Certified for Sport, an independent certification program recognized by the United States Anti-Doping Agency (USADA), Major League Baseball, the National Hockey League and the Canadian Football League
DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET - Blue Raspberry, Fruit Punch, and Watermelon. Take one serving (1 scoop) of C4 Sport, mixed with 6-8 fl. oz. of water 20 - 30 minutes before training

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Picked by 397 people today

9.5

C4

Cellucor C4 Sport Pre Workout Powder Fruit Punch - NSF Certified for Sport | 30 Servings, Packaging may vary.

Main Highlights

C4 PRE WORKOUT POWDER FOR MEN & WOMEN - America's Number 1 Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold* Optimized for exercise to beat your personal best and crush your goals
BUILD MUSCLE & STRENGTH - Formulated with a nitrogen-containing compound designed to build lean muscle mass, maximize performance, and increase strength in all athletes - from pro to everyday
INCREASE REP COUNT - Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
TESTED & TRUSTED BY THIRD PARTIES - Proudly NSF Certified for Sport, an independent certification program recognized by the United States Anti-Doping Agency (USADA), Major League Baseball, the National Hockey League and the Canadian Football League
DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET - Blue Raspberry, Fruit Punch, and Watermelon. Take one serving (1 scoop) of C4 Sport, mixed with 6-8 fl. oz. of water 20 - 30 minutes before training

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9.5

C4

Cellucor C4 Sport Pre Workout Powder Blue Raspberry - Pre Workout Energy with 3g + 135mg Caffeine and Beta-Alanine Performance Blend - NSF Certified for Sport | 30 Servings

Main Highlights

C4 PRE WORKOUT POWDER FOR MEN & WOMEN - America's Number 1 Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold* Optimized for exercise to beat your personal best and crush your goals
BUILD MUSCLE & STRENGTH - Formulated with a nitrogen-containing compound designed to build lean muscle mass, maximize performance, and increase strength in all athletes - from pro to everyday
INCREASE REP COUNT - Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
TESTED & TRUSTED BY THIRD PARTIES - Proudly NSF Certified for Sport, an independent certification program recognized by the United States Anti-Doping Agency (USADA), Major League Baseball, the National Hockey League and the Canadian Football League
DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET - Blue Raspberry, Fruit Punch, and Watermelon. Take one serving (1 scoop) of C4 Sport, mixed with 6-8 fl. oz. of water 20 - 30 minutes before training

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9.2

C4

C4 Sport Pre Workout Powder - NSF Certified for Sport - Elite Hydration - 200mg Caffeine + Creatine + Beta-Alanine - Electrolytes and Energy Supplement - Hawaiian Punch, 20 Servings

Main Highlights

HARD-HITTING ENERGY: Power hard-hitting training sessions with 200mg caffeine.
MUSCULAR ENDURANCE: Combat muscular fatigue with clinically studied CarnoSyn Beta-Alanine^*.
ELITE HYDRATION: Replenish key minerals and critical electrolytes lost during tough training.
NSF CERTIFIED FOR SPORT: Tested and certified for professional and collegiate athletes.
INCREDIBLE FLAVOR: Variety of delicious flavors with ZERO sugar.

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9.0

C4

Cellucor C4 Ultimate Shred Pre Workout Powder, Fat Burner for Men & Women, Weight Loss Supplement with Ginger Root Extract, Icy Blue Razz, 20 Servings

Main Highlights

TRI-STIM ENERGY: Experience unstoppable energy with our tri-stim blend of 300mg Caffeine + TeaCrine + Dynamine.*
FAT-BURNING BOOST: Support fat loss and metabolic health with Cayenne Extract + CaloriBurn Grains of Paradise + MitoBurn + Oligonol.*
UNRIVALED 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^*.
AI-POWERED PEPTIDES: PeptiPump is an AI-powered designer peptide exclusively found in C4.*
ENHANCED MENTAL FOCUS: Laser focus in every workout with brain-boosting Tyrosine + Huperzine A + Caffeine.*
INCREDIBLE FLAVOR: Variety of delicious flavors with ZERO sugar or artificial colors.
*Packaging may vary

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8.8

C4

Cellucor C4 Ultimate Shred Pre Workout Powder, Fat Burner for Men & Women, Weight Loss Supplement with Ginger Root Extract, Strawberry Watermelon, 20 Servings, 12.3 Ounce (Pack of 1)

Main Highlights

UNVEIL YOUR ULTIMATE: C4 Ultimate Shred packs premium ingredients and a high-intensity formula to deliver explosive energy, pumps, endurance, and focus
Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery
CHISEL YOUR PHYSIQUE: C4 Ultimate Shred's cutting edge blend of 6g Citrulline Malate, 3.2g CarnoSyn Beta-Alanine, Caffeine, DygloFit, Capsimax Cayenne Extract, and Bioperine to achieve extreme definition
100% SATISFACTION GUARANTEE: All Cellucor products are thoroughly developed, accurately tested, and proudly manufactured in the United States.
PREMIUM INGREDIENTS: C4 Ultimate Shred contains clinically studied ingredients that have become a revolutionary fat-loss formula. C4 Ultimate Shred contains Citrulline Malate, CarnoSyn Beta-Alanine, Caffeine, Capsimax Cayenne Extract, DygloFit, BetaPower Betaine, Nitrosigine, TeaCrine and other ultimate performance ingredients
UNBEATABLE FLAVORS: Theres a flavor for you. C4 Ultimate Shred is offered in Gummy Candy, Strawberry Watermelon, Icy Blue Razz, and Lemon Italian Ice

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8.6

C4

Cellucor C4 Ultimate Shred Pre Workout Powder, Metabolism Supplement with Cayenne Extract+300mg Caffeine+TeaCrine+Dynamine - Orange Creamsicle, 20 Servings

Main Highlights

TRI-STIM ENERGY: Have the energy to hit harder with our potent tri-stim blend of 300mg Caffeine + TeaCrine + Dynamine.
FAT-BURNING BOOST: Support fat loss and metabolic health with Cayenne Extract + CaloriBurn Grains of Paradise + MitoBurn + Oligonol.
UNRIVALLED 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^*.
AI-POWERED PEPTIDES: PeptiPump is an AI-powered designer peptide exclusively found in C4.*
ENHANCED MENTAL FOCUS: Laser focus in every workout with brain-boosting Tyrosine + Huperzine A + Caffeine.*
INCREDIBLE FLAVOR: Variety of delicious flavors with ZERO sugar or artificial colors.
*Packaging may vary

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8.3

C4

C4 Ripped Sport Pre Workout Powder - NSF Certified for Sport - 200mg Caffeine + Cayenne Extract + Carnitine Tartrate + Beta-Alanine - Artic Snow Cone, 20 Servings

Main Highlights

HARD-HITTING ENERGY: Power hard-hitting training sessions with 200mg caffeine.
THERMOGENIC: Feel the burn with Cayenne Extract, L-Carnitine Tartrate, and Bioperine Black Pepper Seed Extract for absorption.*
MUSCULAR ENDURANCE: Fight fatigue with clinically studied CarnoSyn Beta-Alanine^*.
NSF CERTIFIED FOR SPORT: Tested and certified for professional and collegiate athletes
INCREDIBLE FLAVOR: Variety of delicious flavors with ZERO sugar.

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8.1

C4

C4 Ripped Sport Pre Workout Powder Fruit Punch - NSF Certified for Sport + Zero Sugar Preworkout Energy Supplement for Men & Women - 135mg Caffeine + Weight Loss - 30 Servings

Main Highlights

C4 PRE WORKOUT POWDER FOR MEN and WOMEN - America's Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold Perform your best - whether its on the field, on the track, or in the gym
INCREASE METABOLISM SUPPORT - Formulated with fat-burning ingredients like CLA and DygloFit to help you train harder. Ripped Sport can be your teammate on the way to shredding up your physique and fitness goals
INCREASE REP COUNT - C4 pre workout for women and men is formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
TESTED and TRUSTED BY THIRD PARTIES - Proudly NSF Certified for Sport, an independent certification program recognized by the United States Anti-Doping Agency (USADA), Major League Baseball, the National Hockey League, and the Canadian Football League
DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET - Arctic Snow Cone and Fruit Punch. Take 1 serving of C4 Ripped Sport pre workout mixed with 8 fl. oz. of water, and consume 20 - 30 minutes before training

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8.1

C4

C4 Ripped Pre Workout Powder for Energy, Beta Alanine, Zero Sugar Energy Supplement Preworkout for Men & Women - 150mg Caffeine + Creatine-Free - Raspberry Lemonade - 30 Servings

Main Highlights

C4 PRE WORKOUT POWDER FOR MEN & WOMEN - America's Favorite Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold Combines the explosive energy of C4 with ingredients specific to fat loss support
CREATINE FREE PRE-WORKOUT - Creatine is essential when you want to put on size; But when you want to cut down, it isnt always ideal; C4 Ripped is formulated to help you push through your toughest workouts and fire up your fat loss
INCREASE REP COUNT - Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
TESTED & TRUSTED BY THIRD PARTIES - Proudly NSF Certified for Sport, an independent certification program recognized by the United States Anti-Doping Agency (USADA), Major League Baseball, the National Hockey League and the Canadian Football League
DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET - Fruit Punch, Icey Blue Razz, Raspberry Lemonade, and Cherry Limeade

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Our Best Overall Choice

Best Choice

9.7

C4

Cellucor C4 Sport Pre Workout Powder Watermelon - NSF Certified for Sport + Preworkout Energy Supplement for Men & Women - 135mg Caffeine + Creatine Monohydrate - 30 Servings

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

C4 PRE WORKOUT POWDER FOR MEN & WOMEN - America's Number 1 Selling Pre-Workout Brand has been trusted since 2011 with over 2 billion servings sold* Optimized for exercise to beat your personal best and crush your goals
BUILD MUSCLE & STRENGTH - Formulated with a nitrogen-containing compound designed to build lean muscle mass, maximize performance, and increase strength in all athletes - from pro to everyday
INCREASE REP COUNT - Formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
TESTED & TRUSTED BY THIRD PARTIES - Proudly NSF Certified for Sport, an independent certification program recognized by the United States Anti-Doping Agency (USADA), Major League Baseball, the National Hockey League and the Canadian Football League
DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET - Blue Raspberry, Fruit Punch, and Watermelon. Take one serving (1 scoop) of C4 Sport, mixed with 6-8 fl. oz. of water 20 - 30 minutes before training

Show Price

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