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  Bodybuilding » Bodybuilding discussion forums » Discussions about other sports
  preworkout supplements

 preworkout supplements


What are the best supplements to take before a workout?

   Reply » preworkout supplements

Well, i have to say glutamine DOES work.. anyways it does the shizzles for me, i dont get a cold (as i often get otherwise) and it feels like its helping. And yes i had a good diet and everything before it also.


   Reply » preworkout supplements

MJG35C , how much does that stuff cost >?


   Reply » preworkout supplements

Quote:


The L-Carnitine cost $14.50 for a 8 oz. bottle at the Vitamin Shoppe. You could probably beat that price but make sure you get the liquid. It gets in your bloodstream quicker than the capsules.

BCAA's range anywhere from $17.50-$30.00 for 180 capsules. The price of course depends on what brand you buy. Optimum Nutrition sells 180 capsules for about $22.00 at GNC.

   Reply » preworkout supplements

Quote:


normally post workout i have a shake with 150 carbs (complex) and 100g protein. then again two hours later eat a meal with close to same ratios.

beleive me i have tried everything and have found what works best for me. a piece of fruit is about 100 calories and 25g carbs.

it is my understanding that glucose for anarobic activety has to be broken down into frucose befoer it can used for energy anyway. so why not eat the frucose?

here's an excerpt from a long article but it states basically my point. I had to look a while to find it as i wanted make sure what i thougfht i knew was correct. i have been known to make a mistake maybe once a year or so.

Extracting Energy from Glucose

Two different pathways are involved in the metabolism of glucose: one anaerobic and one aerobic. The anaerobic process occurs in the cytoplasm and is only moderately efficient. The aerobic cycle takes place in the mitochondria and is results in the greatest release of energy. As the name implies, though, it requires oxygen.

Anaerobic Metabolism

Glucose in the bloodstream diffuses into the cytoplasm and is locked there by phosphorylation. A glucose molecule is then rearranged slightly to fructose and phosphorylated again to fructose diphosphate. These steps actually require energy, in the form of two ATPs per glucose. The fructose is then cleaved to yield two glyceraldehyde phosphates (GPs). In the next steps, energy is finally released, in the form of two ATPs and two NADHs, as the GPs are oxidized to phosphoglycerates. One of the key enzymes in this process is glyceraldehyde phosphate dehydrogenase (GPDH), which transfers a hydrogen atom from the GP to NAD to yield the energetic NADH. Due to its key position in the glycolytic pathway, biochemical assays of GPDH are often used to estimate the glycolytic capacity of a muscle cell. Finally, two more ATPs are produced as the phosphoglycerates are oxidized to pyruvate.

if you got some data post it and i would love to read it. or just send me some links that are not over a couple years old. you know how quickly things change now a days.

nice reply though. look forward to your response.

   Reply » preworkout supplements

No data needed here..... Im talking a bout re-filling muscle glycogen, not utilization of blood glucose.Two totally different areas here.

Also, eating fructose is a t otally different subject than how glycoghen is broken down to gfructose, etc. If youre eating an apple or whatever, its filling primarily liver glycogen, which is useless. Simple eating some fructose to skip the aforementioned step (in your article) sounds great in theory, but its does not work like that.


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