🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 30% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

9 Gram(s) Serving Size
30 Servings
Other Combinations Product Type
30% Evidence Coverage

Supplement Facts — Evidence Check

Calories
5 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
35 mcg (2% DV)
📊 Market median: 10.0mg (1576 products) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 0.035mg UL 100mg
35 mcg (583% DV)
📊 14.6× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.035mg
Calcium
17 mg (2% DV)
12 mg (3% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 12mg
Sodium
60 mg (3% DV)
Potassium
20 mg (1% DV)
C4 Sport Performance Blend
4.9 Gram(s)
C4 Sport Energy Blend
1.135 Gram(s)

Other Ingredients

Citric Acid Natural and Artificial flavors Polydextrose Calcium Silicate Silicon Dioxide Sucralose Acesulfame Potassium FD&C Red #40

Label Claims — Verification

All Other
Structure/Function
All Other (98% of products) Structure/Function (89% of products) Nutrient (43% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested Use: Take one serving (1 scoop) of C4 Sport, mixed with 6-8 fl. oz. of water 20-30 minutes before training. During your workout, it is recommended that you drink plenty of water. Some individuals may experience a harmless tingling sensation, which is attributed to beta alanine.

⚠️ Warnings & Precautions

Some individuals may experience a harmless tingling sensation, which is attributed to beta alanine. Warning: This product is only intended for healthy adults, 18 years of age or older.

Do not use if pregnant or nursing. Do not take this product before first consulting a licensed, qualified, health care professional if you are taking any other dietary supplement, prescription drug or over-the-counter medication; or if, you suspect you have or have been treated for, diagnosed with or have a family history of, any medical condition.

This product contains caffeine and should not be used by individuals wishing to eliminate caffeine from their diet or in combination with caffeine or stimulants from other sources. Discontinue use 2 weeks prior to surgery. Immediately discontinue use and contact a medical doctor if you experience any adverse reaction to this product. Do not use if safety seal is broken or missing.

Keep out of reach of children.

🧪 Formulation Notes

This product contains caffeine and should not be used by individuals wishing to eliminate caffeine from their diet or in combination with caffeine or stimulants from other sources.

Additional Information

The program is recognized by the NFL, NFL Players Association, MLB, MLB Players Association, PGA, LPGA and Canadian Centre for Ethics in Sports.

Certified supplements must meet rigorous standards that include comprehensive lab testing and extensive evaluation of the manufacturing process to ensure contaminated substances or hidden ingredients are not added to a product.

Store in a cool dry place.

This product is sold by weight, not volume. Some settling of powder may occur during shipping and handling, which may affect density of powder. This product contains the servings indicated when measured exactly by weight. Made in the U.S.A. using U.S. and imported ingredients and components.

104603

America's #1 pre-workout brand Pre-workout Explosive energy & performance Naturally and artificially flavored 30 servings

NSF Certified for Sport

Product Details

UPC / SKU 8 10390 02918 1
DSLD Entry Date 2018-01-25
Product Type Other Combinations
Form Powder
Brand Cellucor
DSLD ID 83094
Data Updated 2026-04-11

Research Evidence

153 Research Sources
55 Avg Quality Score
71 Systematic Review
51 Meta Analysis
19 Rct
6 Clinical Trial
2 Other
2 Regulatory Source
1 Openfda Safety
A Efficacy of vitamin and antioxidant supplements in prevention of cardiovascular disease: systematic review and meta-analysis of randomised controlled trials
Meta Analysis BMJ (Clinical research ed.) 2013
A Homocysteine lowering interventions for preventing cardiovascular events
Meta Analysis The Cochrane database of systematic reviews 2009
A Intake of vitamin B6, folate, and vitamin B12 and risk of coronary heart disease: a systematic review and dose-response meta-analysis of prospective cohort studies
Meta Analysis Critical reviews in food science and nutrition 2019
A Exploring the causal associations of micronutrients on urate levels and the risk of gout: A Mendelian randomization study
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2024
A Pyridoxine (vitamin B6) supplementation during pregnancy or labour for maternal and neonatal outcomes
Meta Analysis The Cochrane database of systematic reviews 2015
B Prophylactic drug management for febrile seizures in children
Meta Analysis The Cochrane database of systematic reviews 2021
B Treatments for Hyperemesis Gravidarum and Nausea and Vomiting in Pregnancy: A Systematic Review
Systematic Review JAMA 2016
B The potential role of nutritional components in improving brain function among patients with Alzheimers disease: a meta-analysis of RCT studies
Meta Analysis Neurosciences (Riyadh, Saudi Arabia) 2020
B Pyridoxine (vitamin B6) supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2006
B Effect of ginger in the treatment of nausea and vomiting compared with vitamin B6 and placebo during pregnancy: a meta-analysis
Meta Analysis The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians 2022
View all evidence for Vitamin B6 →

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