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Casein and Whey Protein: study protocols

11 study groups took Casein together with Whey Protein. These are the doses the studies gave. They are not a recommendation.

Casein: what the research found →

Dose per serving from research: Casein

11 study groups in 9 studies say how much Casein participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 10 g to 25 g, 55% of 11 study groups.

Daily doseStudy groups
5 g to 10 g
2
10 g to 25 g
6
25 g to 50 g
3

Dose per serving from research: Whey Protein

11 study groups in 9 studies say how much Whey Protein participants took a day.

These are the doses the studies gave. They are not a recommendation.

Most common: 10 g to 25 g, 55% of 11 study groups.

Daily doseStudy groups
1 g to 2.5 g
1
2.5 g to 5 g
2
5 g to 10 g
1
10 g to 25 g
6
25 g to 50 g
1

Commonly used together

8 of 11 study groups took Casein and Whey Protein with something else. Shown: what 3 or more different studies gave.

What was given together, not what works together.

Taken withStudy groups
Fish Oil
3
Vitamin D
3

11 study groups

Study
The Effect of an Encapsulated Nutrient Mixture on Food Intake and Satiety: A Double-Blind Randomized Cross-Over Proof of Concept Study
2018 · Encapsulated nutrient mixture · Healthy overweight adults aged 18–65 years, BMI 25–30 kg/m²
10 g2 g1 day59
Effect of mixed protein supplementation on golf performance and muscle function: a randomized, double-blind, placebo-controlled study
2024 · mixed protein group (MG) · Healthy adults aged 26–64 years with a golf handicap index of 20 or less
11.1 g5.75 g8 weeks30
Presleep vs. Daytime Consumption of Casein-Enriched Milk: Effects on Muscle Function and Metabolic Health After Sleeve Gastrectomy
2025 · Group 1 (Presleep) · Adults aged 18–65 with severe obesity who underwent sleeve gastrectomy
12 g3 g12 weeks15
Presleep vs. Daytime Consumption of Casein-Enriched Milk: Effects on Muscle Function and Metabolic Health After Sleeve Gastrectomy
2025 · Group 2 (During the day) · Adults aged 18–65 with severe obesity who underwent sleeve gastrectomy
12 g3 g12 weeks15
The effects of protein and amino acid supplementation on performance and training adaptations during ten weeks of resistance training
2006 · WC · Resistance-trained males, mean age 31 years, undergoing resistance training
8 g40 g10 weeks—
Daytime and nighttime casein supplements similarly increase muscle size and strength in response to resistance training earlier in the day: a preliminary investigation
2018 · NT group · Healthy, recreationally active males aged 18–25 years
35 g25 g10 weeks—
Daytime and nighttime casein supplements similarly increase muscle size and strength in response to resistance training earlier in the day: a preliminary investigation
2018 · DT group · Healthy, recreationally active males aged 18–25 years
35 g25 g10 weeks—
A novel oral nutritional supplement improves gait speed and mitochondrial functioning compared to standard care in older adults with (or at risk of) undernutrition: results from a randomized controlled trial
2021 · Novel supplement · Adults aged 65 years and older with or at risk of undernutrition
11 g11 g12 weeks40
A Five-Ingredient Nutritional Supplement and Home-Based Resistance Exercise Improve Lean Mass and Strength in Free-Living Elderly
2020 · Muscle5 (M5) · Sedentary or low-active, free-living men aged 65 years or older, with normal to class 1/low-risk obesity and varying degrees of age-related muscle loss
16 g24 g12 weeks22
Obesity and Metabolic Disease Impair the Anabolic Response to Protein Supplementation and Resistance Exercise: A Retrospective Analysis of a Randomized Clinical Trial with Implications for Aging, Sarcopenic Obesity, and Weight Management
2024 · Muscle 5 (M5) · Men aged 66–91 years; older, sedentary or low-active participants, with the subgroup analysis including overweight or obese men with at least one additional metabolic-syndrome risk factor
16 g24 g12 weeks16
Muscle protein synthesis in cancer patients can be stimulated with a specially formulated medical food
2011 · experimental medical food (EXP) · Adults aged 40 years or older with radiographic evidence of advanced cancer
48.4 g23.8 g1 day12
Casein and Whey Protein: study protocols | supp.fit