Does the type of protein shake matter for female athletes?

Original Title

The effect of resistance training combined with timed ingestion of protein on muscle fiber size and muscle strength.

Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms

Summary

Female college basketball players drank either whey or casein protein shakes before and after workouts for 8 weeks while doing strength training. Scientists measured their strength, muscle, and fat before and after.

Proposed Mechanism

No biological mechanisms were identified in this study. This may be an epidemiological, observational, or survey-based study that reports associations rather than proposing causal biological pathways.

Quality Analysis
Methodology
60%
Moderate QualityOverall Score
Randomized Controlled TrialNutrition

Systematic Reviews & Meta-Analyses

Max 100

Randomized Controlled Trials

Max 90

Cohort Studies

Max 72

Case-Control Studies

Max 58

Cross-Sectional Studies

Max 44

Case Reports & Case Series

Max 30

Expert Opinion & Narrative Reviews

Max 5
StrongerWeaker
Randomized Controlled Trials
Level 1b
60

60 / 90

Evidence Score

Participants are randomly assigned to treatment or control groups, minimizing bias. Considered the gold standard for testing whether an intervention causes an effect.

Sign up free to unlock the full quality breakdown with evidence strength scoring, statistical analysis, and detailed methodology.

60%
Moderate QualityOverall Score

Publication

Authors

Wilborn CD, Taylor LW, Outlaw J, Williams L, Campbell B, Foster CA, Smith-Ryan A, Urbina S, Hayward S