Home/supplements/C4 Whey Protein
71Good
Ingredient Safety64
Quality62
Contaminants100
Transparency68
Reese's

C4 Whey Protein

supplementsprotein powders0842595135886
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Flagged concerns

Acesulfame Potassium CONTAINS: Milk

Limited safety data; may affect insulin response; animal studies showed tumor increases.

Natural & Artificial Flavors

Vague term masking hundreds of possible compounds; may include MSG, beaver anal gland secretions, and other sources.

Cellulose Gum

Synthetic emulsifier; animal studies link it to microbiome disruption and inflammation.

Sucralose

May alter gut microbiome; studies show possible DNA damage at high doses.

Full ingredient list

Whey Protein Concentrate, Whey Protein Isolate, Partially Defatted Peanut Flour, Cocoa Powder (Processed with Alkal), Natural & Artificial Flavors, Potassium Chloride, Sunflower Lecithin, Salt, Xanthan Gum, Cellulose Gum, Sucralose, Acesulfame Potassium CONTAINS: Milk, Peanuts

Ingredient analysis

Cleaner alternatives