Quelle

Literatura:
Fernández-Elías VE, Del Coso J, Hamouti N, Ortega JF, Muñoz G, Muñoz-Guerra J, Mora-Rodríguez R. Ingestion of a moderately high caffeine dose before exercise increases postexercise energy expenditure. Int J Sport Nutr Exerc Metab. 2015 Feb;25(1):46-53.
Graham TE. Caffeine and exercise: metabolism, endurance and performance. Sports Med. 2001;31(11):785-807.
Icken D, Feller S, Engeli S, Mayr A, Müller A, Hilbert A, de Zwaan M. Caffeine intake is related to successful weight loss maintenance. Eur J Clin Nutr. 2016 Apr;70(4):532-4.
A.  Monteiro M. Carmen M. Donangelo Sophie Lafay. Chlorogenic Acids from Green Coffee Extract are Highly Bioavailable in Humans.
The Journal of Nutrition
, Volume 138, Issue 12, 1 December 2008, Pages 2309 2315
Monteiro M.  Farah A. Perrone D. Luiz T.  Donangelo C. Chlorogenic Acid Compounds from Coffee Are Differentially Absorbed and Metabolized in Humans.
The Journal of Nutrition
, Volume 137, Issue 10, 1 November 2007, Pages 2196–2201
Mathieu Renouf, Cynthia Marmet, Philippe Guy, Anne-Lise Fraering, Karin LongetJulie, Moulin Marc, Enslen Denis, Barron Christophe, Cavin Fabiola Dionisi. Nondairy Creamer, but Not Milk, Delays the Appearance of Coffee Phenolic Acid Equivalents in Human Plasma.
The Journal of Nutrition
, Volume 140, Issue 2, 1 February 2010, Pages 259–263.
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