Iron as an ergogenic aid: Ironclad evidence?

Current Sports Medicine Reports

Volumn 6, Issue 4, 2007, Pages 258-264

  Rodenberg, Richard E ^a   Gustafson, Shane ^b  

^a GRANT MEDICAL CENTER   (United States)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

FERRITIN; FERROUS FUMARATE; FERROUS GLUCONATE; FERROUS SULFATE; IRON;

ANEMIA; ATHLETE; CLINICAL PRACTICE; CLINICAL TRIAL; CONSTIPATION; DARK COLORED STOOL; DIARRHEA; DIETARY INTAKE; ENDURANCE SPORT; EPIGASTRIC DISCOMFORT; EPIGASTRIC DISTRESS; ERGOMETRY; EVIDENCE BASED MEDICINE; GASTROINTESTINAL SYMPTOM; HEALTH EDUCATION; HUMAN; IRON DEFICIENCY; IRON DEFICIENCY ANEMIA; IRON THERAPY; NAUSEA; PHYSICAL ACTIVITY; REVIEW; RISK ASSESSMENT; SCREENING TEST; SEX DIFFERENCE; SIDE EFFECT; SPORTS ANEMIA; TREATMENT CONTRAINDICATION; VOMITING;

ANEMIA, IRON-DEFICIENCY; DIETARY SUPPLEMENTS; FEMALE; HUMANS; IRON, DIETARY; MALE; PHYSICAL ENDURANCE; SEX FACTORS; SPORTS;

EID: 34547746440     PISSN: 1537890X     EISSN: 15378918     Source Type: Journal    
DOI: 10.1007/s11932-007-0042-7     Document Type: Review

References (37)

1. Hahn JU: Ironclad Evidence. Runner's World 2006. Available at http://www.runnersworld.com/article/0,7120,s6-238-275-5020-0,00.html. Accessed May 16, 2007.
2. Fallon KE: Blood tests in tired elite athletes: expectations of athletes, coaches and sport science/sports medicine staff. Br J Sports Med 2006, 41:41-44.
3. Fallon KE: Utility of hematological and iron-related screening in elite athletes. Clin J Sport Med 2004, 14:145-152. An excellent article reviewing not only screening recommendations, but also a good overview of proposed ferritin levels for low and maintenance consideration.
4. Fallon KE: Clinical utility of blood tests in elite athletes with short term fatigue. Br J Sports Med 2006, 40:541-544.
5. Unnithan VB, Goulopoulou S: Nutrition for the pediatric athlete. Curr Sports Med Rep 2004, 3:206-211.
6. Petirie HJ, Stover EA, Horswill CA: Nutritional concerns for the child and adolescent competitor. Nutrition 2004, 20:620-631.
7. Zoller H, Vogel W: Iron supplementation in athletes-first do no harm. Nutrition 2004, 20:615-619. A very well-rounded review article covering all facets of iron supplementation.
8. Eichner ER: Sports anemia, iron supplements, and blood doping. Med Sci Sports Exerc 1992, 24:S315-S318.
9. Dietary Supplement Fact Sheet: Iron. Office of Dietary Supplements/National Institute of Health, 2006. Available at http://www.ods.od.nih.gov. Accessed May 16, 2007. National Institutes of Health website provides total overview of iron, from RDAs, supplementation facts and risks, along with an excellent overview of current iron issues and controversies.
10. Panel on Micronutrients, Subcommittees on Upper Reference Levels of Nutrients and of Interpretation and Use of Dietary Reference Intakes, and the Standing Committee on the Scientific Evaluation of Dietary Reference Intakes from the Food and Nutrition Board (FNB) and Institute of Medicine: Iron. In Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc. Washington, DC: National Academy Press; 2001:290-393.
11. Garza D, Shrier I, Kohl HW 3rd, et al.: The clinical value of serum ferritin tests in endurance athletes. Clin J Sport Med 1997, 7:46-53.
12. Schumacher YO, Schmid A, Grathwohl D, et al.: Hematological indices and iron status in athletes of various sports and performances. Med Sci Sports Exerc 2002, 34:869-875.
13. Heinrich HC: Falsely low normal values for serum ferritin?Clin Chem 1981, 27:768.
14. Neilsen P, Nachtigall D: Iron supplementation in athletes. Sports Med 1998, 26:207-216.
15. Douglas S: Doc on Board. Runner's World 2006. Available at http://www.runnersworld.com/article/0,7120,s6-241-285-11460-0,00.html. Accessed February 6, 2007.
16. Fallon KE, Fallon SK, Boston T: The acute phase response and exercise: court and field sports. Br J Sports Med 2001, 35:170-173.
17. Ciocca M: Medication and supplement use by athletes. Clin Sports Med 2005, 24:719-738.
18. Joint Position Statement: nutrition and athletic performance. American College of Sports Medicine, American Dietetic Association, and Dietitians of Canada. Med Sci Sports Exerc 2000, 32:2130-2144.
19. Barr SI, Rideout CA: Nutritional considerations for vegetarian athletes. Nutrition 2004, 20:696-703.
20. Clarkson PM, Haymes EM: Exercise and mineral status of athletes: calcium, magnesium, phosphorus, and iron. Med Sci Sports Exerc 1995, 27:831-843.
21. Klingshirn LA, Pate RR, Bourque P, et al.: Effect of iron supplementation on endurance capacity in iron-depleted female runners. Med Sci Sports Exerc 1992, 24:819-824.
22. Schwenk TL, Costley CD: When food becomes a drug: nonanabolic nutritional supplement use in athletes. Am J Sports Med 2002, 30:907-916.
23. Fogelholm M: Indicators of vitamin and mineral status in athlete's blood cell count. Intl J Sport Nutr 1995, 5:267-284.
24. Lukaski HC: Vitamin and mineral status: effects on physical performance. Nutrition 2004, 20:632-644.
25. Hinton PS, Giordano C, Brownlie T, Haas JD: Iron supplementation improves endurance after training in iron-depleted, nonanemic women. J Appl Physiol 2000, 88:1103-1111.
26. Friedmann B, Weller E, Mairbaurl H, Bartsch P: Effect of iron repletion on blood volume and performance capacity in young athletes. Med Sci Sports Exerc 2001, 33:741-746.
27. Matter M, Sittfall T, Graves J, et al.: The effect of iron and folate therapy on maximal exercise performance in female marathon runners with iron and folate deficiency. Clin Sci 1987, 72:415-422.
28. Rowland TW, Deisroth MB, Green GM, Kelleher JF: The effect of iron therapy on the exercise capacity of nonanemic iron-deficient adolescent runners. Am J Dis Child 1988, 142:165-169.
29. Tsalis G, Nikolaidis MG, Mougios V: Effects of iron intake through food or supplement on iron status and performance of healthy adolescent swimmers during a training season. Int J Sports Med 2004, 25:306-313.
30. Mast AE, Blinder MA, Gronowski AM, et al.: Clinical utility of the soluble transferrin receptor and comparison with serum ferritin in several populations. Clin Chem 1998, 44:45-51.
31. Brittenham GM: Disorders of iron metabolism: iron deficiency and overload. In Hematology: Basic Principles and Practice, edn 4. Edited by Hoffman R. Philadelphia: Churchhill Livingstone; 2005.
32. Deugnier Y, Loreal O, Carre F, et al.: Increased body iron stores in elite road cyclists. Med Sci Sports Exerc 2002, 34:876-880.
33. Zotter H, Robinson N, Zorzoli M, et al.: Abnormally high serum ferritin levels among professional road cyclists. Br J Sports Med 2004, 38:704-708.
34. Elliot DL, Goldberg L, Loprinzi M: Management of suspected iron deficiency: a cost-effective model. Med Sci Sports Exerc 1991, 23:1332-1337.
35. Pitsis GC, Fallon KE, Fallon SK, Fazakerley R: Response of soluble transferrin receptor and iron-related parameters to iron supplementation in elite, iron-depleted, nonanemic female athletes. Clin J Sport Med 2004, 14:300-304.
36. Suedekum NA, Dimeff RJ: Iron and the athlete. Cur Sports Med Rep 2005, 4:199-202.
37. Crosby WH: The rationale for treating iron deficiency anemia. Arch Intern Med 1984, 144:471-472.