Testosterone - What It Does And Doesn't Do. https://www.health.harvard.edu/medications/testosterone--what-it-does-and-doesnt-do
Adverse effects of testosterone replacement therapy: an update on the evidence and controversy - Anthony Grech, John Breck, Joel Heidelbaug. Ther Adv Drug Saf. 2014 Oct - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4212439/
The Relationship between Testosterone Deficiency and Men's Health - Akira Tsujimura. World J Mens Health. 2013 Aug - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3770847/
FDA warns about blood clot risk with testosterone products - https://www.health.harvard.edu/blog/fda-warns-blood-clot-risk-testosterone-products-201406247240
Hunza - a healthy and a long living people - Todor Vlahchev, Zoran Zhivkov. Asklepii 2002 - https://pubmed.ncbi.nlm.nih.gov/16060041/
Testosterone levels show steady decrease among young US men - Kristie L. Kahl. Urology Times Journal, Vol 48 No 7 - https://www.urologytimes.com/view/testosterone-levels-show-steady-decrease-among-young-us-men
2D:4D Suggests a Role of Prenatal Testosterone in Gender Dysphoria - Mostafa Sadr, Behzad S Khorashad, Ali Talaei, Nasrin Fazeli. Arch Sex Behav 2020 Feb - https://pubmed.ncbi.nlm.nih.gov/31975034/
Endocrine Disrupting Chemicals and Reproductive Health in Boys and Men - WiwatRodprasert, JormaToppari and Helena E. Virtanen. Front. Endocrinol., 07 October 2021 - https://www.frontiersin.org/articles/10.3389/fendo.2021.706532/full
Testosterone and Endocrine Disruptors: Influence of Endocrine Disruptors on Male Reproductive Tract - Eveline Fontenele, Rosana Quezado&Tânia Sanchez Bachega. Testosterone pp 353–374. First Online:01 April 2017 - https://link.springer.com/chapter/10.1007/978-3-319-46086-4_18
Study links BPA in plastics to erectile dysfunction - Ray Hainer. Health.com - https://edition.cnn.com/2009/HEALTH/11/11/bpa.erectile.dysfunction/
Nothing Boring About Boron - Lara Pizzorno. Integr Med (Encinitas). 2015 Aug - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4712861/
Comparative effects of daily and weekly boron supplementation on plasma steroid hormones and proinflammatory cytokines - Mohammad Reza Naghii, Mahmoud Mofid, Ali Reza Asgari, Mehdi Hedayati. J Trace Elem Med Biol 2011 Jan - https://pubmed.ncbi.nlm.nih.gov/21129941/
A Randomized, Double-Blind, Placebo-Controlled, Crossover Study Examining the Hormonal and Vitality Effects of Ashwagandha (Withaniasomnifera) in Aging, Overweight Males - Adrian L. Lopresti, Peter D. Drummond, and Stephen J. Smith. Am J Mens Health. 2019 Mar-Apr - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6438434/
Ashwagandha and testosterone: the science behind the link - Mike Bohl, MD, MPH, ALM. RO Sep 01, 2021 - https://ro.co/health-guide/ashwagandha-testosterone/
Review on a Traditional Herbal Medicine, Eurycoma longifolia Jack (Tongkat Ali) - Shaheed Ur Rehman, Kevin Choe, and Hye Hyun Yoo. Molecules. 2016 Mar - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6274257/
Eurycoma longifolia Jack in managing idiopathic male infertility - Mohd Ismail Bin MohdTambi, M. Kamarul Imran. Asian J Androl. 2010 May - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3739276/
Effect of Tongkat Ali on stress hormones and psychological mood state in moderately stressed subjects - Shawn M Talbott, Julie A Talbott, Annie George. J Int Soc Sports Nutr. 2013 - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3669033/
Beneficial effects of fenugreek glycoside supplementation in male subjects during resistance training - Sachin Wankhede, Vishwaraman Mohan, Prasad Thakurdesai. J Sport Health Sci. 2016 Jun - https://pubmed.ncbi.nlm.nih.gov/30356905/
Effect of fenugreek extract supplement on testosterone levels in male: A meta‐analysis of clinical trials - Anahita Mansoori, Seyed Ahmad Hosseini, MarzieZilaee. February 2020Phytotherapy Research - https://pubmed.ncbi.nlm.nih.gov/32048383/
Ginseng and male reproductive function - Kar Wah Leung and Alice ST Wong. Spermatogenesis. 2013 Jul 1 - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3861174/
Effect of Panax Ginseng on Testosterone Level and Prostate in Male Rats – MS Fahim, Z. Fahim, JM Harman. Archives of AndrologyVolume 8, 1982 - Issue 4 - https://pubmed.ncbi.nlm.nih.gov/7202345/
Effect of Lepidium meyenii (MACA) on sexual desire and its absent relationship with serum testosterone levels in adult healthy men - G F Gonzales 1 , A Córdova, K Vega, A Chung. Andrologia 2002 Dec - https://pubmed.ncbi.nlm.nih.gov/12472620/
Effects of artichoke extract supplementation on gonads of cadmium-treated rats - Ebru Gurel, Metin Caner, LeventBayraktar. Biol Trace Elem Res2007 Oct - https://pubmed.ncbi.nlm.nih.gov/17914219/
Pharmacological Studies of Artichoke Leaf Extract and Their Health Benefits - Maryem Ben Salem, Hanen Affes, KamiliaKsouda. Plant Foods Hum Nutr2015 Dec -
The Effects of a Multi-Ingredient Performance Supplement on Hormonal Profiles and Body Composition in Male College Athletes - Matthew H. Sharp,Kevin A. Shields, Jacob T. Rauch. Sports (Basel). 2016 Jun - https://pubmed.ncbi.nlm.nih.gov/29910274/
Ameliorative effects of stinging nettle (Urtica dioica) on testosterone - A Nahata, V K Dixit. Andrologia 2012 May- https://pubmed.ncbi.nlm.nih.gov/21806658/
An extract of Urtica dioica L. mitigates obesity induced insulin resistance in mice skeletal muscle via protein phosphatase 2A - Diana N Obanda, David Ribnicky, Yongmei Yu. Sci Rep. 2016 Feb 26 - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4768183/
Effect of vitamin D supplementation on testosterone levels in men - S Pilz, S Frisch, H Koertke, J Kuhn, J Dreier. HormMetab Res. 2011 Mar - https://pubmed.ncbi.nlm.nih.gov/21154195/
Zinc status and serum testosterone levels of healthy adults - A S Prasad. C.S Mantzoros, F W Beck. Nutrition 1996 May - https://pubmed.ncbi.nlm.nih.gov/8875519/
Effects of magnesium supplementation on testosterone levels of athletes and sedentary subjects at rest and after exhaustion. VedatCinar, Yahya Polat, Abdulkerim Kasim Baltaci, RasimMogulkoc. Biol Trace Elem Res 2011 Apr- https://pubmed.ncbi.nlm.nih.gov/20352370/
Is endothelial function impaired in erectile dysfunction patients? C Kaya, Z Uslu, I Karaman - Int J Impot Res. 2006 Jan - https://pubmed.ncbi.nlm.nih.gov/16049523/
Androgen Insufficiency in Men - https://www.bumc.bu.edu/sexualmedicine/patientinformation-physicians/androgen-insufficiency-in-men/
Endocrine Disruptors Acting on Estrogen and Androgen Pathways Cause Reproductive Disorders - Saira Amir, Syed Tahir Abbas Shah - nt J Environ Res Public Health. 2021 Feb - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7913912/
Impact of androgen deprivation therapy on sexual function - Clarisse R Mazzola,m John P Mulhall - Asian J Androl v.14(2); 2012 Mar - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3735098/
Levels of prolactin and testosterone and associated sexual dysfunction and breast abnormalities in men – Brianne Redman, Chris Kitchen, Kirk W. Johnson - Journal of Psychiatric Research Vol. 143, November 2021 - https://www.sciencedirect.com/science/article/pii/S0022395621005215
One patient out of four with newly diagnosed erectile dysfunction is a young man - Paolo Capogrosso, Michele Colicchia, Eugenio Ventimiglia - J Sex Med. 2013 Jul - https://pubmed.ncbi.nlm.nih.gov/23651423/
Boron Citrate: What is It and Why Use It? https://craftmedical.com/blog/boron-citrate-what-is-it-and-why-use-it/
Induction of nitric oxide synthase expression by Withania somnifera in macrophages - Teresa Luvone, Giuseppe Esposito, Francesco Capasso - Life Sci. 2003 Feb 21 - https://pubmed.ncbi.nlm.nih.gov/12551750/
Evaluate the effect of Eurycoma longifolia (Tongkat Ali) and concurrent training on erectile function - Alice Erwig Leitão, Melissa Carvalho de Souza Vieira - Maturitas. 2021 Mar - https://pubmed.ncbi.nlm.nih.gov/33541567/
Efficacy of Tongkat Ali (Eurycoma longifolia) on erectile function improvement - Surachai Kotirum, Shaiful Bahari Ismail - Complement Ther Med. 2015 Oct - https://pubmed.ncbi.nlm.nih.gov/26365449/
Red ginseng for treating erectile dysfunction - Dai-Ja Jang, Myeong Soo Lee, Byung-Cheul Shin - Br J Clin Pharmacol. 2008 Oct - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2561113/
Effectiveness of Ginseng in Treating Erectile Dysfunction - Amy Ting Shy Yee, Lee Tiong Chan - https://www.scirp.org/journal/paperinformation.aspx?paperid=112894
Maca extract on well-being and sexual performances in patients with mild erectile dysfunction - T Zenico, A F G Cicero, L Valmorri - Andrologia. 2009 Apr - https://pubmed.ncbi.nlm.nih.gov/19260845/
Erectile Dysfunction is helped by Pygeum Bark Extract - https://doctorherdmanclinic.com/resources/articles/mens-health/erectile-dysfunction-pygeum-bark-extract/
Vitamin D and Male Erectile Function - Onder Canguven, Ahmad H. Al Malki - World J Mens Health. 2021 Jan - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7752519/
Does vitamin D deficiency contribute to erectile dysfunction? Marc Sorenson, William B. Grant - Dermatoendocrinol. 2012 Apr 1 - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3427191/
Endothelial Dysfunction Can Cause Erectile Dysfunction - Eliyahu Kresch, Justin Achua, Russell Saltzman - World J Mens Health. 2021 Jul - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8255400/
Efficacy and Safety of Ashwagandha (Withania somnifera) Root Extract in Improving Sexual Function - Swati Dongre, Deepak Langade - Biomed Res Int. 2015 - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4609357/
Eurycoma longifolia Jack (Tongkat Ali): Its Traditional Uses, Chemistry, Evidence-Based Pharmacology and Toxicology - Shaheed Ur Rehman, Kevin Choe - Molecules. 2016 Mar - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6274257/
Testofen, a specialised Trigonella foenum-graecum seed extract reduces age-related symptoms of androgen decrease, increases testosterone levels and improves sexual function in healthy aging males - Amanda Rao, Elizabeth Steels, Warrick J Inder - Aging Male. 2016 Jun - https://pubmed.ncbi.nlm.nih.gov/26791805/
Effects of Korean ginseng berry extract on sexual function in men with erectile dysfunction - YD Choi, CW Park, J Jang, H Kim - International Journal of Impotence Research volume 25, pages 45–50 (2013) - https://www.nature.com/articles/ijir201245
A Double‐Blind, Randomized, Pilot Dose‐Finding Study of Maca Root (L. Meyenii) for the Management of SSRI‐Induced Sexual Dysfunction - Christina M. Dording, Lauren Fisher, George Papakostas - CNS Neurosci Ther. 2008 Fall - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6494062/
Chronic kidney disease and erectile dysfunction - Etsu Suzuki, Hiroaki Nishimatsu - World J Nephrol. 2014 Nov 6 - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4220354/
Toxic Chemicals Threaten Humanity’s Ability to Reproduce - https://theintercept.com/2021/01/24/toxic-chemicals-human-sexuality-shanna-swan/
Temporal trends in sperm count: a systematic review and meta-regression analysis - H. Levine, N. Jørgensen, A. Martino-Andrade - Human Reproduction Update, Volume 23, Issue 6 - https://academic.oup.com/humupd/article/23/6/646/4035689
Association of Urinary Phthalate Metabolites With Erectile Dysfunction in Racial and Ethnic Groups - David S. Lopez, Shailesh Advani, Konstantinos K. Tsilidis - Am J Mens Health. 2017 May - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5675227/