Plant protein is supposed to lose to milk when it comes to building muscle, but a new trial in older adults says corn protein didn't get the memo. In a randomized study of 48 healthy adults around age 68, 20 g of corn protein, a pea-corn blend, and milk protein all boosted muscle protein synthesis well above placebo, with no differences between protein groups. Resistance exercise amplified the response in every group. Here is the dose, the numbers, who it may suit, and the caveats you need before swapping your shake.
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