How Does Protein Build Muscle?


For those striving to build muscle gains, protein is essential. While this is obvious to many athletes and gym-goers, the biological and chemical processes between drinking a protein shake and getting “swole” may not be so clear–but we got you covered!

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Elaine Seward

Elaine Seward

Executive Producer:
Adam Dylewski

Scientific consultants:
Roger Vaughan
Sophia Cai
Kyle Nackers


  • my question is: why is there a need to be in a "caloric surplus"? in other terms what happens if u eat enough protein (and workout f crse) and don't eat more calories than you burn ?

  • Hi I'm just starting to work out and I was wondering if you have to eat/drink the shake before or after exercising. I know to some this might be obvious but I'm just another lanky kid trying to not get bullied by it any more thanks lol

  • Vegans are plant murders

  • I'm naturally buff, and was wondering if WHEY can help me loose weigth, I'm already going to the gym but have never tried protein powder

  • Any medicine or powder is there to grow a Wight and muscle bicep


  • 1.8×bodyweight boom that's how much protein u need in a day but depends on your sport!

  • Huck the fuck because i got a dig bick
    And also you that read wrong not

  • I eat 4 bananas 2 glasses of milk and some almonds is that a good evening snack?

  • @Richard click it, hope it helps!

  • Is there any side effects on body?
    Due to take it and is there is age limit for it

  • i m from india best video which i watched

  • i m from india this the best video

  • i hate this bitch's voice

  • Just don't get fucking proteins for god sake make it natural i know it gets harder but after some time the one with natural muscles will look better meanwhile the one on proteins either has cancer and is death either will look like he can explode from popping him

  • Im like to play it safe and eat 1 chicken breast/ pound of bodyweight

  • 85 vegans disliked

  • Hold up 175 pounds is close to about 95 kilos isn't it?

  • there's also protein powder from plants and all kinds of ways to build up with solely vegan or vegetarian life styles. it depends on your personal goals and lifestyles.

  • Can you do how a bill becomes a law