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  1. Home
  2. Sport Nutrition
  3. Pre-Workout
  4. Cellucor, C4 Ultimate Cosmic Rainbow (520g, Powder)
Reduced price
C4 Ultimate, Cosmic Rainbow - 520 grams
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Cellucor, C4 Ultimate Cosmic Rainbow (520g, Powder)

By Cellucor

EAN5056569900485
0.0|No Review

C4 Ultimate is a high-stimulant pre-workout powder designed to boost energy, enhance muscular endurance, and improve focus. Formulated with dual-source caffeine, it supports increased power and performance, making it ideal for athletes and active individuals seeking peak workout results.

Was £39.89
Now £29.92Reduced price

26 servings

Select Variant *

Was £39.89Now £29.92
C4 Ultimate, Cosmic Rainbow - 520 grams

Cellucor, C4 Ultimate Cosmic Rainbow (520g, Powder)

Was £39.89Now £29.92

Royal Mail Tracked 48

  • • Orders 0-2kg — £3.90

DPD 48-72 (UK Mainland)

  • • Orders 0-2kg — £5.70
  • • Orders 2-20kg — £6.20

For full details, check our Delivery Help & Returns page.

  • Strongest pre-workout in the C4 family.
  • Dual-source caffeine for sustained energy.
  • Enhances muscular endurance and focus.
  • Delivers powerful pumps for better performance.
  • One scoop provides noticeable results.

C4 Ultimate, Cosmic Rainbow is a high-stimulant pre-workout designed for serious athletes seeking enhanced energy, focus, and endurance. With dual-source caffeine technology, it delivers powerful pumps and peak performance, making it the ultimate choice for those looking to elevate their workouts.

Mix one scoop of C4 Ultimate with 8-10 ounces of water and consume 20-30 minutes before your workout. Do not exceed two scoops in a 24-hour period.

Serving size: 1 scoop (19.5g) — Servings per container: 26

  • Calories5kcal
  • Total Carbohydrates1g
  • Caffeine300mg
  • Beta-Alanine3.2g
  • Creatine Nitrate1g
  • Citrulline Malate6g

  • Not for use by individuals under the age of 18.
  • Consult a physician before using this product if you are pregnant, nursing, or have a medical condition.
  • Do not exceed recommended dose.

How long before my workout should I take C4 Ultimate?

It is recommended to take C4 Ultimate 20-30 minutes before your workout for optimal results.

Can I take C4 Ultimate on non-workout days?

While it is designed for pre-workout use, you can take it on non-workout days, but be mindful of your caffeine intake.

Is C4 Ultimate suitable for beginners?

C4 Ultimate is a high-stimulant pre-workout and may be too intense for beginners. Start with a lower-stimulant option if you're new to pre-workouts.

What is the flavor of C4 Ultimate, Cosmic Rainbow?

C4 Ultimate, Cosmic Rainbow features a unique and delicious flavor that combines various fruity notes for an enjoyable taste.

How many servings are in a container?

Each container of C4 Ultimate contains 26 servings.

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