CBUM Essentials Pre-Workout is designed by 4x Mr. Olympia Chris Bumstead to deliver clean, effective energy and focus without overstimulation. Built for consistency, performance, and pump, this formula provides all the essentials you need to crush your workouts — nothing more, nothing less. It’s your daily driver for training sessions that demand focus, endurance, and results.
200 mg of caffeine for smooth, clean energy
4 g of pure L-Citrulline for enhanced pumps and blood flow
2 g of Beta-Alanine to improve endurance and delay fatigue
500 mg of L-Tyrosine to sharpen mental focus
Transparent formula — no proprietary blends
Perfect for beginners or athletes wanting a moderate-stim pre
Delicious flavors like Rocket Candy, Peach Bum, and Black Cherry
Gluten-free, vegan-friendly, and sugar-free
CBUM Essentials Pre-Workout uses a balanced, evidence-based formula to provide just the right amount of energy and performance support without the crash or jitters. The combination of L-Citrulline and Beta-Alanine promotes endurance and muscle pumps, while caffeine and L-Tyrosine enhance focus and motivation. It’s a pre-workout that helps you show up strong, stay locked in, and perform at your best — every session.
Mix 1 scoop with 8–10 oz of cold water and drink 20–30 minutes before training.
For a lighter experience, start with ½ scoop to assess tolerance.
L-Citrulline (4 g) – Boosts nitric oxide and blood flow for muscle pumps
Beta-Alanine (2 g) – Reduces fatigue and enhances endurance
L-Tyrosine (500 mg) – Improves focus and mental drive
Caffeine Anhydrous (200 mg) – Provides clean, lasting energy
Gluten-free and vegan-friendly. Manufactured in a facility that may process milk, soy, and nuts.
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