The BEST Way to Use Protein to Build Muscle (Based on Science)

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Published 2023-08-27
To maximize protein’s muscle-building benefits, there’s a lot more that goes into it than just slamming a protein shake after every workout. Today we’ll discuss the latest science on the best protein sources, how much protein you really need and how your protein intake should change with age, and then how exactly to eat it (e.g., should you care about post-workout protein?) to maximize growth.

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Typically, protein sources with the highest digestibility and the highest essential amino acid content are most effective at building muscle. E.g., protein powder, meat, fish, and dairy products. Plant based protein doesn’t score very well, but more on that later. That said, there is some new research suggesting that digestibility and amino acid content may not be all we should consider. A study found that whole eggs led to better muscle growth than egg whites. Although it’s unclear what made whole eggs superior, it may be linked to their cholesterol content and possibly some additional nutrients. Now I’m not saying to eat a diet exclusively of eggs based on this preliminary evidence, but it just goes to show that there may be some unique muscle building properties within protein sources that we are not yet aware of, and I’ll keep you guys updated with any new research.

And what about plant-based protein sources? Surprisingly, a 2021 study found that a vegan diet and a primarily animal-based diet led to similar increases in both muscle size and strength. And this same result was shown in a similar study published just this year. However, researchers highlighted the outcome was likely heavily dependent on two things: eating enough daily protein as well as properly spreading out that protein throughout the day.

How much protein should you eat? A meta-analysis found that protein intakes above 0.73 g/lb of bodyweight per day failed to help build any additional muscle. For the average 180lb individual person this would come up to around 130 grams of protein per day. And remember, this is to maximize growth. Even if you’re below this, you’ll definitely still be able to build muscle so don’t get discouraged if you’re unable to hit that target. That said, in all of the studies analyzed, subjects were eating at either maintenance calories or in a surplus.

But what about when you’re in a calorie deficit? There is some speculative evidence suggesting that the leaner you get, and/or the more aggressive your diet is, the higher your protein intake should be to prevent muscle loss. But again, it’s relatively unclear. So I’d recommend if you’re maintaining or eating in a surplus, to maximize growth aim for a minimum of 0.73g/lb of bodyweight per day. I generally wouldn’t go above 1.2 g/lb of bodyweight since at that point, those additional calories may be better used towards carbs to help fuel your performance and energy in the gym. Whereas when you’re in a deficit, there’s no harm in bumping up your minimum protein intake to 1g/lb a day especially if you’re relatively lean. However, these protein recommendations are based on your total body weight.

To truly maximize the growth you get from that protein, then how exactly you eat that protein throughout the day also matters. Theoretically, if you space out your protein evenly throughout the day (e.g., via post-workout protein), you’ll be able to keep your muscle protein synthesis levels elevated and provide a consistent signal for your muscles to grow. A 2020 study provides support for this. But what about increasing this further to 4, 5 ,or even 6 protein meals per day? Would that provide an even greater benefit? Well, a study compared the effects of spreading daily protein intake evenly across either 3 or 6 meals per day. After 8 weeks, there were no significant differences in muscle growth or any other measurement recorded. So use 3 meals as a minimum, but feel free to eat more than this if it helps make hitting your daily protein target more manageable.

Now, pretty much all the research I’ve covered so far was done with young adults. But as you age, it seems like your body becomes less and less sensitive to protein. So, although yet to be directly studied, it seems that above around 60 years old is when making sure every meal has at least 30-40 grams from a high quality source may be beneficial for growth. Just always keep in mind that above all, your daily protein intake is what’s most important.

All Comments (21)
  • This dude cites sources, including meta-analyses, synthesizes the data in tables all while reporting areas of bias. Edits are professional and the presentation is engaging. I can't believe the high quality of these videos.
  • @shitmypants5275
    Ayushman getting recognised for his smart Brains globally lmao
  • @icelord8370
    The sheer amount of efforts you put into these videos really shows, the second I have a question in mind, you just follow it up with solid study based data. Thanks Jeremy
  • @sunraiii
    0:24: 🥚 Eating whole eggs after a workout leads to a higher muscle protein synthesis response compared to consuming egg whites. 3:57: 🥦 A vegan diet and an animal-based diet both led to similar increases in muscle size and strength during a 12-week training program. 7:48: 📚 Protein distribution throughout the day may impact muscle grow
  • @leoserrat9742
    🎯 Key Takeaways for quick navigation: 00:27 🍖 Protein type impacts muscle building. Protein powder, meat, fish, and dairy are effective sources, while pea-based protein is less so. 01:53 🥚 Whole eggs might have unique muscle-building properties, possibly linked to their cholesterol content and other nutrients. 03:46 🌱 Plant-based proteins are effective for muscle growth if you consume enough daily protein and distribute it properly throughout the day. 04:54 💪 To maximize muscle growth, aim for at least 0.73 grams of protein per pound of body weight per day, up to 1.2 grams. Protein intake can vary based on body fat percentage. 07:11 🥛 Protein powder is a cost-effective way to meet your daily protein intake. 08:57 🍽️ Distributing protein intake evenly across three meals per day may benefit muscle growth. More frequent meals didn't show significant differences in muscle growth. Made with H
  • @UnleashedQasim
    some of if not the best videos on youtube for fitness and simply breaking down complex subjects. youve smashed it
  • @cfoscoop
    I love that you have specific studies that you've researched for these, really makes your vids stand out!
  • @75mannyc
    As I try to figure out a well balanced routine for muscle growth, you’re informative videos are a HUGE help. Thank Jeremy!
  • @kman8749
    Jeremy is definitely one of the best out there. Does his homework and breaks it down. Ask important questions and provide scientific studies for answers.
  • @banjanrameen7514
    Key Points: Importance of Protein: Protein is crucial for muscle building but is often misunderstood. Types of Protein: Protein sources are ranked based on digestibility and essential amino acid content. Animal-based proteins like meat, fish, and dairy score high. Whole Eggs vs. Egg Whites: A study showed that whole eggs led to higher muscle protein synthesis than egg whites, possibly due to additional nutrients in the yolk. Plant-Based Proteins: Despite lower digestibility and essential amino acid content, plant-based proteins can be as effective as animal-based proteins if consumed in adequate amounts. Optimal Protein Intake: Around 0.73 grams of protein per pound of body weight per day is recommended to maximize muscle growth. Protein in Caloric Deficit: Higher protein intake may be beneficial when in a caloric deficit to prevent muscle loss. Cost-Effective Protein Sources: Protein powder, eggs, milk, and canned tuna are among the most cost-effective sources. Protein Distribution: Distributing protein intake evenly throughout the day may lead to better muscle growth. A minimum of three protein-rich meals per day is recommended.
  • @PinguimAfricano
    No doubt one of the most (or maybe even the most) helpful and enlightening video on this topic on Youtube! Many thanks man
  • @jpzsports
    Great video! Not only is the content excellent and evidence based, but your video editing skills are incredible! Nicely done.
  • @lscapalbo
    Great job translating science into easy-to-digest (no pun intended) content for everyone! Amazing delivery and top graphics. Keep it up, Jeremy!
  • @j.lavenus6627
    This is so great to get a detailed science-based explanation citing original articles and meta-analyses, and presenting the protocoles that were followed and the results ! Many thanks ! Great animated illustrations as well !
  • @davisherrera7425
    Great content as always! Thanks for all the hard work you do to keep us informed!
  • @Perk.Eo.1
    Wow, so much work goes into your videos, I really appreciate all the effort. It's so easy to take in all the information and it makes sense start to finish, especially given that it is all backed up bz several studies for each point made. Thanks so much, keep up the amazing work!
  • @BachBusoni
    Good work man - I'm really happy to see someone who makes such regular reference to the primary literature when answering fitness questions.
  • Spreading your protein out over the day is such an old school train of thought. So many articles online now are saying you can smash all your protein in one or two meals and have the exact same benefits.
  • @F3ARL388
    I love this man. Delves into all the research and presents the findings beautifully and intuitively.