Cellucor COR-Performance Creatine Icy Blue Razz supplement bottle
Cellucor

COR-Performance Creatine Icy Blue Razz Review

What We Researched
1 active ingredient analyzed · 7 inactive ingredients decoded · 5 brand certifications checked · Last updated: Aug 2026
96
Product Score Excellent
81
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
micronized Creatine Monohydrate 5 g †
Bioavailability Excellent

Absorption Rating

  • micronized Creatine Monohydrate Good
Other Ingredients Very Good

Fillers & Additives

  • Citric Acid
  • Natural & Artificial Flavors
  • Malic Acid
  • Sucralose
  • Acesulfame Potassium
  • Silicon Dioxide
  • FD&C Blue #1 Medium
Efficacy Excellent

Dosage Analysis

  • micronized Creatine Monohydrate 5 g Effective

Supplement Facts

Ingredient Amount % Daily Value
micronized Creatine Monohydrate 5 g †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Citric Acid Safe

Adds tartness and acts as a natural preservative. Also aids in ingredient stability.

Natural & Artificial Flavors Generally_safe

It is used to improve the taste of the product.

Malic Acid Safe

Adds tartness and enhances fruit flavors in gummies and chewables.

Sucralose Generally_safe

Adds sweetness to chewables, gummies, and powdered supplements without calories.

Acesulfame Potassium Generally_safe

It is used to provide sweetness without adding calories.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

FD&C Blue #1 Caution

It is used to improve the appearance of the supplement.

Brand Trust Report
Cellucor

Founded 2002 · Austin, Texas, United States · 349 products · cellucor.com/

Certifications

5 certifications
Nsf Certified For Sport Verified Source
Nsf Gmp Verified Source
NSF Certified for Sport Verified
NSF Contents Certified Verified
NSF Certified Verified

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source

Violation History

5 incidents
Lawsuit False advertising of XTEND workout powders as having '0 calories'.2023Source
Prop 65 Lead and Cadmium2018-01-23Source
Lawsuit Deceptive packaging and slack-fill of Cellucor C4 Pre-Workout powders.2018Source
Lawsuit False marketing claims regarding the performance-enhancing benefits of various Cellucor supplements.2016Source
Lawsuit Deceptive advertising of C4 Extreme as a 'dietary supplement' while containing the ingredient DMAA.2012Source
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Frequently Asked Questions
Is Cellucor COR-Performance Creatine Icy Blue Razz a good supplement?

Cellucor COR-Performance Creatine Icy Blue Razz received a product quality score of 96/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 50 servings per container. Of the 7 inactive ingredients, 3 are rated safe and 1 are flagged for review. The manufacturer, Cellucor, holds a brand trust score of 81/100 with 5 verified certifications including Nsf Certified For Sport, Nsf Gmp, NSF Certified for Sport, NSF Contents Certified.

What are the ingredients in Cellucor COR-Performance Creatine Icy Blue Razz?

Cellucor COR-Performance Creatine Icy Blue Razz contains 1 active ingredients: micronized Creatine Monohydrate (5 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Cellucor COR-Performance Creatine Icy Blue Razz safe to take?

Cellucor COR-Performance Creatine Icy Blue Razz has been analyzed for ingredient safety across all its components. Of 7 inactive ingredients, 3 are rated safe. 1 ingredient is flagged for review: FD&C Blue #1. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Cellucor a trustworthy supplement brand?

Cellucor receives a brand trust score of 81/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2002 and headquartered in Austin, Texas, United States, the company offers 349 products in their lineup. They hold 5 verified certifications including Nsf Certified For Sport, Nsf Gmp, NSF Certified for Sport, NSF Contents Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Cellucor has 5 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.