Ok guys, it's time for me to pass on a little reading. For the past 2 hours I have been reading a book called "Power Eating" by Dr. Susan Kleiner PHD, RD (registered dietitian). I am currently almost through the section on protein. It talks about how protein is synthesized in the body, how it is broken down during digestion, how it is used for recovery, and most importantly how much to take in. Here is what I have to give to you:
Your body continuously breaks down it's own tissue and replaces it. In the course of 150 days, half of your total protein is replaced. This process is completed by enzymes inside your digestive system, which are actually proteins, breaking down protein into amino acids. Instructions from your DNA tell your body where to transport these amino acids to repair tissue. This is the basics for all muscle building.
When you train with weights, you create microscopic tears in your muscle fibers. This is common knowledge among our community. These tears need to be fixed in order to gain muscle mass. Consider it like this:
You tear a rope that is of need to you. So in order to continue using the rope, you need to fix it. What do you do? Grab some duct tape and wrap up the rope. Good as new.
In your body, muscle fibers are the rope, and protein is the duct tape. Simple right?
So the more protein you take in, the more muscle fibers you can repair right? Not exactly.
A study done at Kent State University divided strength trainers into three groups for study.
1. Low protein group- .9g Protein per Kg of Body Weight
2. Increased protein group- 1.4g Protein per Kg BW
3. High Protein group- 2.4g Protein per kg BW
These protein amounts were a daily consumption.
Three things were found:
1.) People who were on the low protein diet, didn't show any change in protein synthesis. Meaning, little muscle growth.
2.) People on the 1.4g diet, increased protein synthesis, meaning muscle growth.
3.) People on the 2.4g diet showed no further protein synthesis. Meaning, they hit some sort of a plateau, and there was no added benefit.
And what does this all mean? Well it means that we have all probably been taking in too much protein in our diet. It is clear that elevated levels of protein ingestion are beneficial, but there is a limit.
Now, this is a study done on average strength trainers just staying in shape. So for people looking to gain muscle, a higher level than 1.4g per kg is needed.
A general formula to stick to would be: 2g protein per Kg of Body Weight
Ex) 150 pound male= 68 kg
68kg x 2g= 136g protein per day
This may not seem like a big deal to some, but since I have seen a lot of talk about consuming 1.5-2g of protein per POUND of body weight. Which is between 200-300g per day. I see it necessary to share this study with everyone.
So in short, you may be drinking those extra protein shakes for no reason. You may already be consuming enough protein in your diet to sustain muscle growth at a good rate. So my advice, eat meat throughout the day, whey after a lift, and let that be that!
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08-02-2010, 09:53 PM #1
Have you been wasting all of those protein shakes?
ACE Certified Professional
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08-02-2010, 09:57 PM #2
- Join Date: May 2009
- Location: Florida, United States
- Age: 32
- Posts: 7,079
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No need to tell me, bro. I don't have the type of funds some of these kids around here do, anyways...dropping so much cash on protein, weight gainer, casein, all this stuff...I always did try to take in 1g per pound and it always worked for me. Never saw a need to go overboard.
Good read, though.
EDIT: I left this section to check the powerlifting section for any new posts and this was at 3 views. I come back like 45 seconds later and 24. inb4****storm★★★USF MISC CREW★★★
**MISC Strength Crew**
"If thou wilt make a man happy, add not unto his riches but take away from his desires." - Epicurus
PRs
500/405/615
Training Log: http://forum.bodybuilding.com/showthread.php?t=159250211
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08-02-2010, 10:04 PM #3
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08-02-2010, 11:34 PM #4
No one has ever told anyone to eat beyond what they need to eat. People don't understand what bulking is. Bulking is eating the least amount of food necessary to have OPTIMAL recovery, so whether that is at 3000 or 5000 calories doesn't matter. Some people will need to eat more protein than others and some others have to train more or less than others... it all depends on each individuals biochemistry. And aside from that I bet the training program the study subjects underwent was lackluster at best, meaning that a person looking for maximum hypertrophy possible would have to, probably, ingest more protein than what you are recommending. Studies are good man, but nothing beats the good old trial and error that has been ongoing for the past century regarding strength training.
EDIT: if anyone is interested in more studies like the one the OP posted about check out this site http://www.ergo-log.com/
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08-02-2010, 11:44 PM #5
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08-02-2010, 11:51 PM #6
Casein is a slower releasing/digesting (or something along these lines) protein than whey and is a good idea before bed, however i would personally save money money if i were you and just have a glass of milk before bed =]
Just as an idea though...<<:::>> Founder, CMO, Researcher, & Writer at Spartan Supps. <<:::>>
www.********.com/spartansupps
http://spartansupplements.wordpress.com/
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08-02-2010, 11:54 PM #7
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08-03-2010, 12:05 AM #8
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08-03-2010, 12:52 AM #9
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08-03-2010, 02:51 AM #10
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08-03-2010, 04:11 AM #11
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08-03-2010, 05:40 AM #12
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08-03-2010, 05:50 AM #13
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08-03-2010, 06:06 AM #14
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08-03-2010, 06:15 AM #15
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08-03-2010, 06:20 AM #16
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08-03-2010, 06:24 AM #17
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08-03-2010, 06:25 AM #18
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08-03-2010, 06:27 AM #19
It's easy to be a trainer, but to be certified is a different story. ACE is one of the top certifications in the industry and it was in no shape or form easy. I took classes for 2 years in high school for PT and I still had to study like crazy before the exam. Tough one for sure.
ACE Certified Professional
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08-03-2010, 07:02 AM #20
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08-03-2010, 08:01 AM #21
- Join Date: May 2009
- Location: Florida, United States
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- Posts: 7,079
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A scam? Are you an idiot? Who's profiting off of this "scam"? If either of the situations (you need 2x lb bodyweight protein or 2x kg bodyweight protein) had the possibility of being a scam, it would be the one requiring you to consume MORE PROTEIN. As in supplement companies would want you to buy more and more of their products.
I'm not saying that's how it is, I'm saying that you don't know what a scam is.★★★USF MISC CREW★★★
**MISC Strength Crew**
"If thou wilt make a man happy, add not unto his riches but take away from his desires." - Epicurus
PRs
500/405/615
Training Log: http://forum.bodybuilding.com/showthread.php?t=159250211
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08-03-2010, 08:12 AM #22
inb4 ****storm..
oh wait
And OP, unless you were born yesterday, this info has been around for ages, it's how suppliment companies profit, with this "have 50g/100g/150g etc servings per day"
The best to go for is 30/40/30, 30g protein, 40g carbs, 30g fat per meal.. if you have 4-5 meals then you're sorted..
And that sh!ts written by a woman.. Do you really think they have much say in the world of science?
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08-03-2010, 08:14 AM #23
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08-03-2010, 08:33 AM #24
Guys don't think I didn't already know that too much protein is a waste. I'm simply trying to let kids know that you don't need to take in a ton of extra protein from supplements. I mean have you read the back of your protein tub lately? Most say take at least 3 servings a day. Total waste of cash.
ACE Certified Professional
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08-03-2010, 08:51 AM #25
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08-03-2010, 08:57 AM #26
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08-03-2010, 09:10 AM #27
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08-03-2010, 09:11 AM #28
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08-03-2010, 09:21 AM #29
Good post repped.
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08-03-2010, 09:27 AM #30
I've been thinking of not even using whey anymore. Considering I'm in college and that I'm saving up for a host of other things, $17-20 dollars is just too much cash. Not to mention I eat sandwiches that have 20g of protein anyway. I was fine before using whey and I'll be fine when one day I stop.
Thanks for the info, regardless.
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