Interactive Nutrition BCAA Elite
Among the most beneficial and effective supplements in any sports nutrition program are BCAA (Branch Chain Amino Acids). These are the essential amino acids: Leucine, Isoleucine, and Valine, which make up BCAA Elite™.
Benefits of BCAA Elite™:
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Stimulates Protein Synthesis.
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Reduces Muscle Breakdown.
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Improves Both Mental & Physical Performance.
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Prolongs Moderate Exercise Performance in Heat.
Features of BCAA Elite™:
BCAA Elite™'s, the core ingredients of Muscle Guard™, features many advantages to conserve muscle mass and to reduce muscle breakdown.
BCAA Elite™ supplementation, before and after exercise, has beneficial effects for decreasing exercise-induced muscle damage and promoting muscle-protein synthasis.1 BCAA Elite™'s are not only substrate for protein synthesis, but also modulate several components to the synthetic machinery and help to conserve muscle mass.2 BCAA Elite™ supplementation may prevent muscle loss during chronic hypobaric hypoxia.3 Intake of BCAA Elite™ during exercise can prevent or decrease the net rate of protein degradation caused by intense exercise.4 BCAA Elite™ supplementation can reverse the reduction in serum glutamine concentration observed after prolonged intense exercise such as an Olympic triathlon.5 Consumption of BCAA Elite™ before or during endurance exercise may improve both mental and physical performance.6.
Support Studies
The result of studies suggest that an intake of BCAA Elite™ has an anabolic effect on protein metabolism during the recovery period after exercise rather than during the actual exercise.7
An experimental result indicated that ingestion of BCAA Elite™ reduces the perceived exertion and mental fatigue during exercise and improves cognitive performance after the exercise.8
The data suggests that increased BCAA Elite™ availability before exercise, when initial muscle glycogen is normal, results in significantly greater plasma NH3 response during exercise than placebo administration.9
No toxic effects of BCAA Elite™'s were observed in human at a dose of 2.5 g/kg/day for 3 months or 1.25 g/kg/day for 1 year. There are no reports concerning BCAA Elite toxicity in relation to exercise and sports.10
A variety of regimen has been studied in human clinical trial. No adverse reaction was reported with the consumption of 14, 30, 22 and 40 g / day.11
References
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Shimomura Y, Murakami T, Nakai N, Nagasaki M, Harris RA." Exercise promotes BCAA catabolism: effects of BCAA supplementation on skeletal muscle during exercise." J Nutr. 2004 Jun;134(6 Suppl):1583S-1587S.)
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( Update on nutritional supplementation with branched-chain amino acids. "Curr Opin Clin Nutr Metab Care. 2005 Jan;8(1):83-87.)
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Schena F, Guerrini F, Tregnaghi P, Kayser B." Branched-chain amino acid supplementation during trekking at high altitude. The effects on loss of body mass, body composition, and muscle power." Eur J Appl Physiol Occup Physiol. 1992;65(5):394-8
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Blomstrand E, Newsholme EA." Effect of branched-chain amino acid supplementation on the exercise-induced change in aromatic amino acid concentration in human muscle." Acta Physiol Scand. 1992 Nov;146(3):293-8
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Bassit RA, Sawada LA, Bacurau RF, Navarro F, Costa Rosa LF." The effect of BCAA supplementation upon the immune response of triathletes." Med Sci Sports Exerc. 2000 Jul;32(7):1214-9.
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Mero A." Leucine supplementation and intensive training." Sports Med. 1999 Jun;27(6):347-58.
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Blomstrand E, Saltin B." BCAA intake affects protein metabolism in muscle after but not during exercise in humans." Am J Physiol Endocrinol Metab. 2001 Aug;281(2):E365-74.
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Blomstrand E." Amino acids and central fatigue." Amino Acids. 2001;20(1):25-34.
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MacLean DA, Graham TE." Branched-chain amino acid supplementation augments plasma ammonia responses during exercise in humans.? J Appl Physiol. 1993 Jun;74(6):2711-7.
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Shimomura Y, Murakami T, Nakai N, Nagasaki M, Harris RA." Exercise promotes BCAA catabolism: effects of BCAA supplementation on skeletal muscle during exercise." J Nutr. 2004 Jun;134(6 Suppl):1583S-1587S. Review
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Anura V Kurpad, Tony Raj, Antoine El-Khoury, Rebecca Kuriyan, Kalburgi Maruthy, Sudhir Borgonha, Deepak Chandukudlu, Meredith M Regan and Vernon R Young "Daily requirement for and splanchnic uptake of leucine in healthy adult Indians" American Journal of Clinical Nutrition, Vol. 74, No. 6, 747-755, Dec. 2001.