🟢 98/100

This product looks safe

  • Folate: 100mg is 100.0× the Tolerable Upper Intake Level (1.0mg)
  • 43% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folate: 100mg is 100.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

20 Gram(s) Serving Size
20 Servings
Other Combinations Product Type
43% Evidence Coverage

Supplement Facts — Evidence Check

Calories
10 Calorie(s)
Total Carbohydrates
1 Gram(s) (1% DV)
3.4 mg (200% DV)
✅ 2.6× RDA — within safe limits 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 3.4mg UL 100mg
100 mcg DFE (25% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 100.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 100mg UL 1.0mg
6 mcg (250% DV)
✅ 2.5× RDA — within safe limits 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.006mg
Calcium
75 mg (6% DV)
75 mg (6% DV)
✅ Within RDA (0.1× RDA of 700 mg) 📚 12 studies (Tier A: 0, B: 3)
RDA 700mg This product: 75mg UL 4000mg
20 mg (5% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 20mg
340 mg (15% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 340mg
Sodium
225 mg (10% DV)
Potassium
190 mg (4% DV)
Endurance & Perfomance Complex
10.65 Gram(s)
NO3-T
1.5 Gram(s)
Ultimate Energy, Focus & Stimulant Matrix
1.366 Gram(s)

Other Ingredients

Malic Acid Citric Acid Calcium Silicate Silicon Dioxide Natural & Artificial Flavors Sucralose Acesulfame Potassium Spirulina Extract

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested use Take one serving (approx. 1 scoop) of C4 Ultimate with 12 fl. oz. of water and consume 20-30 minutes before training. Studies have shown benefits of CarnoSyn Beta-Alanine to be correlated with cumulative use. Some individuals may experience a harmless tingling sensation, which is attributed to Beta-Alanine.

⚠️ Warnings & Precautions

Warning This product is only intended for healthy adults, 18 years of age or older. Keep out of reach of children.

Do not use if pregnant, nursing, or currently taking PDE-5 inhibitors or nitrates for chest pain. 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 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 this product continuously for more than 8 weeks. Do not use if the safety seal is broken or missing.

🧪 Formulation Notes

Made in the U.S.A. using strategically sourced foreign and domestic ingredients and components.

Icy Blue Razz Naturally & artificially flavored

3x Tri-Stim Experience Explosive pump Muscular endurance Enhanced focus Pre-Workout

A-I Powered peptides

C4 Ultimate powers your most strenuous moments of physical performance.

300 mg Caffeine 3.2 g CarnoSyn Beta-Alanine 200 mg PeptiPump 10 mg Teacrine 50 mg Dynamine 3 g Citrulline 3 g Arginine 1 g Tyrosine

CarnoSyn Carnosine Synthesizer betaPOWER Natural Betaine Dynamine N03-T Nitrate Technology Velox Teacrine PeptiPump

Additional Information

Minimum fill line after settling. This product is sold by weight, not volume. The density of the powder varies, and significant settling of powder may occur during shipping and handling. This product contains the servings indicated when measured by weight.

Store in a cool, dry place.

#1 Global Pre-workout brand New 5th generation Based on cumulative global sales of C4 branded pre-workout products.

Follow us @C4ENERGY

Product Details

UPC / SKU 8 42595 13341 7
DSLD Entry Date 2025-07-24
Product Type Other Combinations
Form Powder
Brand Cellucor
DSLD ID 335116
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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