1 Product identity

Ingredient risk

3 ingredients to use with caution

C4 50X Watermelon

Name: C4 50X Watermelon
Brand: Cellucor

BrandCellucor→Other Combinations Powder 26 ingredients 3 caution DSLD #62756

Net contents: 270 Gram(s)

Target: Adults and Children 4 years and above

DSLD entry: 2016-07-25

2 Ingredients (26)

IngredientGroupSafety

CaloriesCalories—

Total CarbohydratesCarbohydrate—

N-Acetyl-L-TyrosineN-Acetyl Tyrosine—

Caffeine AnhydrousCaffeineUse with Caution

Velvet Bean (Mucuna pruriens) seed extractCowhage—

XCELICOR Caffeine Pterostilbene CocrystalTBD—

TeaCorTBD—

Vitamin CVitamin CGenerally Safe

NiacinNiacinConditionally Safe

Vitamin B6Vitamin B6 (unspecified)Use with Caution

Folic AcidFolateConditionally Safe

Vitamin B12Vitamin B12Use with Caution

CalciumCalciumConditionally Safe

Beta-AlanineBeta-AlanineGenerally Safe

Creatine NitrateCreatineGenerally Safe

Arginine AKGArginine Alpha Ketoglutarate—

C4 50x Explosion BlendProprietary Blend—

Natural & Artificial flavorsFlavor—

PolydextrosePolydextrose—

Malic AcidMalic Acid—

Citric AcidCitric Acid—

Calcium SilicateCalcium Silicate—

Silicon DioxideSiliconGenerally Safe

SucraloseSucraloseConditionally Safe

Acesulfame PotassiumAcesulfame potassium—

FD&C Red Lake #40Color—

Ingredient amounts require the full DSLD label. View full label at NIH DSLD →

⚠️ Use with caution — restricted in some markets

Caffeine (Anhydrous) 🇬🇧 🇪🇺 🇦🇺 — High caffeine warnings mandatory on products >150 mg/L.

Vitamin B6 — Sensory neuropathy from chronic high-dose B6 (>200 mg/day) — presents as numbness, ataxia. Can be irreversible. Often self-prescribed by patients…

Vitamin B12 — Nitrous oxide anesthesia in subclinically B12-deficient patients can precipitate acute combined degeneration — always check B12 before elective p…

3 Safety cross-reference

L-Tyrosine — Limited Evidence

⚠ May worsen hyperthyroidism

⚠ Migraine trigger in some

Caffeine (Anhydrous) — Use with Caution

Vitamin C — Generally Safe

⚠ GI distress at high doses

⚠ Kidney stones risk >1g/day

Niacin — Conditionally Safe

⚠ Flushing at >50 mg

⚠ Hepatotoxicity at high doses

Vitamin B6 — Use with Caution

Folate — Conditionally Safe

⚠ May mask B12 deficiency

⚠ Colorectal cancer risk debated

Vitamin B12 — Use with Caution

Calcium — Conditionally Safe

⚠ Cardiovascular risk debated >1,000 mg/day

⚠ Kidney stones

Beta-Alanine — Generally Safe

⚠ Tingling (paraesthesia) — harmless

Creatine — Generally Safe

⚠ Water retention

⚠ Weight gain

Silicon — Generally Safe

⚠ Very low toxicity

Sucralose — Conditionally Safe

⚠ May affect gut microbiome

⚠ Heating may produce chlorinated compounds

Potassium — Limited Evidence

⚠ Hyperkalemia risk

⚠ Dangerous with ACE inhibitors

4 Label claims

• All Other

• Structure/Function

5 Data source

DSLD ID62756

Full labelView at NIH DSLD →

SourceOffice of Dietary Supplements, NIH

Market statusOn market

Entry date2016-07-25

6 More from Cellucor

View Cellucor Safety Scorecard → 76 products

Alpha Amino Fruit Punch Alpha Amino Fruit Punch Alpha Amino Fruit Punch Alpha Amino Fruit Punch Alpha Amino Icy Blue Razz Alpha Amino Icy Blue Razz

7 Cite this page

Vancouver

Pkhakadze G. C4 50X Watermelon — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Jul 27]. Available from: https://supplement.ge/products/c4-50x-watermelon-62756/

CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.

Analyzed by SupplementIndex

PHIG · Editor-in-Chief: Prof. Giorgi Pkhakadze, MD, MPH, PhD

Product data sourced from the NIH Dietary Supplement Label Database (DSLD). Safety cross-referencing by SupplementIndex. This analysis is for informational purposes only. For corrections: info@accreditation.ge.
Publisher: PHIG