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Whey Protein Concentrate

Proteinprotein powderStrong dose evidence

Also known as: WPC, WPC80, whey concentrate

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Whey concentrated by ultrafiltration to 70–80% protein, retaining more lactose, fat, and native bioactive fractions than isolate. WPC80 is the workhorse of value protein powders because it costs less per gram of protein and has a fuller, creamier taste. Its amino-acid profile and leucine content match isolate, so muscle-building outcomes are equivalent at the same protein dose; the differences are lactose, calories, and price.

Research summary

Rapidly digested complete protein rich in leucine, stimulating muscle protein synthesis after ingestion.

StrengthMuscle recoveryGeneral health

Dosage

Daily amounts, of compound.

Lowest studiedTypical rangeHighest studiedUpper limit
20 g25–35 g40 g—

Because WPC80 is about 80% protein, a 25–35 g serving of powder provides roughly 20–28 g protein, matching the ISSN's 20–40 g per-serving guidance. Lactose content of 5–8% may be an issue for sensitive consumers; blend with isolate or add lactase to mitigate.

Standardization: 70–80% protein (WPC80 is the standard grade)

Source material: bovine milk whey, ultrafiltered

As supplied: WPC80 is about 80% protein by weight.

Forms of Whey Protein

FormTypical doseElement %FormatsPrice
Whey Protein Concentrate25–35 g—Powderlow
Whey Protein Isolate20–30 g—Powdermid

Format suitability

  • Capsule
  • Powder
  • Tablet
  • Softgel
  • Gummy
  • Liquid

Powder only. Creamier mouthfeel than isolate; foams more when shaken. Instantized grades recommended.

Formulation notes

Often blended with isolate or casein to balance cost, digestion speed, and taste. Milk allergen declaration is mandatory; soy lecithin instantizing adds a soy statement.

  • Allergen: milk

Sources

  1. International Society of Sports Nutrition Position Stand: protein and exercise (Jäger 2017)PubMed
  2. Whey Protein — ExamineExamine

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