12 Sources
Health Insiders relies on peer-reviewed studies, academic research institutions, and medical associations. We avoid using tertiary references. You can learn more about how we ensure our content is accurate and current by reading our editorial policy.
[1] Thomas G. Travison, John E. Morley, Andre B. Araujo, Amy B. O’Donnell, John B. McKinlay, The Relationship between Libido and Testosterone Levels in Aging Men, The Journal of Clinical Endocrinology & Metabolism, Volume 91, Issue 7, 1 July 2006, Pages 2509–2513,
[2] Regulation of ATP supply during muscle contraction: theoretical studies Regulation Of ATP Supply During Muscle Contraction: Theoretical Studies | Biochemical Journal | Portland Press
[3] Cooper R, Naclerio F, Allgrove J, Jimenez A. Creatine supplementation with specific view to exercise/sports performance: an update. J Int Soc Sports Nutr. 2012 Jul 20;9(1):33. doi: 10.1186/1550-2783-9-33. PMID: 22817979; PMCID: PMC3407788.
[4] Riesberg LA, Weed SA, McDonald TL, Eckerson JM, Drescher KM. Beyond muscles: The untapped potential of creatine. Int Immunopharmacol. 2016;37:31-42. doi:10.1016/j.intimp.2015.12.034
[5] Review on a Traditional Herbal Medicine, Eurycoma longifolia Jack (Tongkat Ali): Its Traditional Uses, Chemistry, Evidence-Based Pharmacology and Toxicology: http://www.vitalcertificates.ca/?utm_source=msn&utm_medium=cpc&utm_campaign=us_jumpfly
[6] Chen CK, Ooi FK, Abu Kasim NA, Asari MA. Effects of Eurycoma Longifolia Jack Supplementation Combined with Resistance Training on Isokinetic Muscular Strength and Power, Anaerobic Power, and Urinary Testosterone: Epitestosterone Ratio in Young Males. Int J Prev Med. 2019;10:118. Published 2019 Jul 5. doi:10.4103/ijpvm.IJPVM_404_17
[7] Coqueiro AY, Rogero MM, Tirapegui J. Glutamine as an Anti-Fatigue Amino Acid in Sports Nutrition. Nutrients. 2019;11(4):863. Published 2019 Apr 17. doi:10.3390/nu11040863
[8] Testosterone Deficiency: https://jamanetwork.com/journals/jama/fullarticle/2749876
[9] Bain J. The many faces of testosterone. Clin Interv Aging. 2007;2(4):567-576. doi:10.2147/cia.s1417
[10] Prasad AS, Mantzoros CS, Beck FW, Hess JW, Brewer GJ. Zinc status and serum testosterone levels of healthy adults. Nutrition. 1996 May;12(5):344-8. doi: 10.1016/s0899-9007(96)80058-x. PMID: 8875519.
[11] Withee ED, Tippens KM, Dehen R, Tibbitts D, Hanes D, Zwickey H. Effects of Methylsulfonylmethane (MSM) on exercise-induced oxidative stress, muscle damage, and pain following a half-marathon: a double-blind, randomized, placebo-controlled trial. J Int Soc Sports Nutr. 2017;14:24. Published 2017 Jul 21. doi:10.1186/s12970-017-0181-z
[12] Calcium And Muscle Contraction: The Triumph And Tragedy Of Lewis Victor Heilbrunn: https://journals.physiology.org/doi/full/10.1152/advan.00094.2019







This article changed my life!
This article was informative.
I have a medical question.
Ask a Question
This article contains incorrect information.
This article doesn’t have the information I’m looking for.
Loved the mix of Juiced Upp Beast Mix Ingredients.
Just love so many things are packed into this jar. Juiced Upp Beast Mix is really a great product and really helping with my strength gains.
Juiced Upp Beast Mix reviews are awesome.