C4 Ultimate Shred is built for high-intensity training with an added thermogenic edge. This advanced pre-workout pairs Tri-Stim Energy — 300mg of caffeine, TeaCrine®, and Dynamine™ — with performance-driven ingredients that support focus, endurance, and pumps when effort is at its peak. Added metabolic support helps drive calorie-burning workouts so every session moves you closer to your goals.*^

• 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.
• C4: Backed by 20 years of sports nutrition expertise, we’ve raised the bar with an innovative selection of supplements.