If young, healthy guys drink a protein shake with 30 grams of casein before bed after working out, their muscles may recover better overnight because their bodies are building more protein while they...

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Against

Evidence from Studies

Supporting (1)

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Presleep dietary protein-derived amino acids are incorporated in myofibrillar protein during postexercise overnight recovery.

Randomized Controlled Trial

Human

2018 May 1

Contradicting (0)

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Presleep dietary protein-derived amino acids are incorporated in myofibrillar protein during postexercise overnight recovery.

Score: 40

DOI: 10.1152/ajpendo.00273.2016

Similar Assertions

If young guys drink a protein shake with 30 grams of casein before bed after working out, their bodies keep building muscle overnight better than if they don’t.

97%

If healthy guys drink a protein shake with 20-40 grams of casein right before bed, their bodies keep building muscle overnight — even if they worked out earlier in the day.

91%

Drinking a protein shake with 20-40 grams of casein right before bed might help your muscles repair and grow overnight — even if you worked out earlier in the day.

90%

If young guys work out and then drink a protein shake before bed, it doesn’t help their muscles’ connective tissue build more overnight — not any more than just working out alone.

88%

If young guys lift weights and then drink a protein shake with 30 grams of casein before bed, that protein helps fix their muscles while they sleep.

85%