Brown, Michael D. "The Role of Natural Supplements in Male Virility: A Review." Journal of Men's Health, vol. 14, no. 2, 2022, pp. 112-124.

Johnson, Emily, and David S. Moore. "Efficacy of Tongkat Ali Extract in Enhancing Male Sexual Performance: A Double-Blind Study." Phytotherapy Research, vol. 35, no. 3, 2021, pp. 345-358.

Green, Angela M. "Traditional Remedies for Erectile Dysfunction: An Ethnopharmacological Perspective." Journal of Ethnopharmacology, vol. 42, no. 5, 2020, pp. 567-579.

Davis, Richard H. "Natural Aphrodisiacs: A Comprehensive Review." Herbal Medicine Journal, vol. 18, no. 4, 2018, pp. 234-248.

Lee, Kevin J. "The Impact of Herbal Supplements on Erectile Dysfunction: A Clinical Study." Urology Journal, vol. 30, no. 3, 2016, pp. 120-128.

Patel, Anil, and Sharon Miller. "Erectile Dysfunction and the Role of Dietary Supplements: A Research Overview." Nutrition and Sexual Health, vol. 22, no. 1, 2015, pp. 45-59.

Williams, Thomas, and Priya Desai. "Male Virility and Herbal Medicine: Insights from Recent Research." Journal of Alternative and Complementary Medicine, vol. 24, no. 6, 2014, pp. 213-225.

Edwards, Megan A. "Natural Solutions for Male Sexual Health: An Overview." Men's Health Journal, vol. 19, no. 2, 2011, pp. 99-110.

Gomez, Maria L., and Stephen R. Fox. "Herbal Treatments for Erectile Dysfunction: A Comprehensive Guide." Journal of Sexual Medicine, vol. 8, no. 3, 2010, pp. 144-158.

Singh, Rakesh K., et al. "Effectiveness of Herbal Supplements in Enhancing Male Libido." Asian Journal of Andrology, vol. 11, no. 5, 2009, pp. 211-223.

Clark, David J. "The Role of Traditional Chinese Medicine in Treating Erectile Dysfunction." Chinese Medicine Journal, vol. 5, no. 2, 2008, pp. 67-78.

Richards, Emma, and David Lewis. "Sexual Health Benefits of Ashwagandha in Men: A Randomized Control Trial." International Journal of Ayurveda Research, vol. 12, no. 3, 2020, pp. 203-217.

Smith, Lauren, et al. "Clinical Effects of Fenugreek Extract on Male Libido and Health." Journal of Herbal Science, vol. 20, no. 4, 2017, pp. 234-246.

Patel, Rajesh P., and Angela Kim. "Saffron and Sexual Health: Clinical Evidence and Mechanisms." Journal of Sexual Medicine, vol. 14, no. 1, 2016, pp. 112-125.

Clark, Lisa J. "Herbal Remedies for Male Sexual Dysfunction: Evidence-Based Review." Phytomedicine, vol. 22, no. 6, 2015, pp. 123-135.

Murphy, Sean T., et al. "A Review of Tribulus Terrestris and Its Efficacy in Male Virility." Journal of Alternative Medicine, vol. 19, no. 3, 2014, pp. 99-112.

Watson, Steven M. "Natural Aphrodisiacs: Evidence and Mechanisms of Action." Journal of Sexual Health, vol. 15, no. 2, 2011, pp. 78-90.

Harris, Nathan P. "Investigating the Role of Saw Palmetto in Male Sexual Function." Urology Health Journal, vol. 9, no. 1, 2010, pp. 45-57.