1- Cardiovascular Department, the First Hospital of Xi'an Jiaotong University, Key Laboratory of Environment and Genes Related to Diseases, Ministry of Education, Xi'an, Shaanxi, China.

Potassium magnesium supplementation for four weeks improves small distal artery compliance and reduces blood pressure in patients with essential hypertension.

Clin Exp Hypertens. 2006 Jul;28(5):489-97. 


2- Department of Pharmacy Practice and Community Health and Family Medicine, University of Florida, Gainesville, FL 32601, USA.

Magnesium in cardiovascular and other disorders.

Am J Health Syst Pharm. 2004 Aug 1;61(15):1569-76. 


3- University of Massachusetts, Department of Nutrition, Amherst 01003, USA.

Magnesium and exercise.

Crit Rev Food Sci Nutr. 2002;42(6):533-63 



4- Department of Human Nutrition, University of Otago, PO Box 56, Dunedin, 9054, New Zealand.

Plasma/Serum Zinc Status During Aerobic Exercise Recovery: A Systematic Review and Meta-Analysis.

Sports Med. 2016 Jun 3. 


5- Department of Experimental and Clinical Pharmacology, University of Natal Medical School, Durban, South Africa.

Zinc, hydrochlorothiazide and sexual dysfunction.

Cent Afr J Med. 1995 Oct;41(10):312-5. 



5- Department of Preventive Medicine and Community Health, University of Texas Medical Branch, Galveston 77555-1109.

Requirements and toxicity of essential trace elements, illustrated by zinc and copper.

Am J Clin Nutr. 1995 Mar;61(3 Suppl):621S-624S. 


Pyridoxal-5-Phosphate (B6):

6- Arizona State University, Tempe, AZ 85287-6006, USA.

Abnormally high plasma levels of vitamin B6 in children with autism not taking supplements compared to controls not taking supplements.

J Altern Complement Med. 2006 Jan-Feb;12(1):59-63. 


7- Critical Care and Respiratory Therapy, Taichung Veterans General Hospital, Taichung, Taiwan, Republic of China.

Vitamin B6 supplementation increases immune responses in critically ill patients.

Eur J Clin Nutr. 2006 Oct;60(10):1207-13. 


8- Titus County Memorial Hospital, Mt. Pleasant, Texas 75455, USA.

Prevention of myocardial infarction by vitamin B6.

Res Commun Mol Pathol Pharmacol. 1995 Aug;89(2):208-20. 


9- Pyridoxine (B6) suppresses the rise in prolactin and increases the rise in growth hormone induced by exercise.

N Engl J Med. 1982 Aug 12;307(7):444-5. 



10- Sport Physiology Research Center, Baqiyatallah (a.s.) University of Medical Sciences, Tehran, Islamic Republic of Iran.

Comparative effects of daily and weekly boron supplementation on plasma steroid hormones and proinflammatory cytokines.

J Trace Elem Med Biol. 2011 Jan;25(1):54-8. 


Vitamin D3:

11- Department of Internal Medicine, Division of Endocrinology and Metabolism, Medical University of Graz, Austria.

Effect of vitamin D supplementation on testosterone levels in men.

Horm Metab Res. 2011 Mar;43(3):223-5. 


12- University Department of Growth and Reproduction GR, Rigshospitalet section 5064, Blegdamsvej 9, DK-2100 Copenhagen, Denmark.

Vitamin D receptor and vitamin D metabolizing enzymes are expressed in the human male reproductive tract.

Hum Reprod. 2010 May;25(5):1303-11.