Tribulus Terrestris Extract
Study: The role of Tribulus terrestris in improving libido and testosterone levels in men.
Reference: Gauthaman, K., et al. (2003). Phytomedicine, 10(2–3), 177-182.

Fenugreek Seed Extract
Study: Effect of a Fenugreek seed extract on male libido: a double-blind, placebo-controlled study.
Reference: Steels, E., et al. (2011). Phytotherapy Research, 25(9), 1294-1300.

Saw Palmetto Extract
Study: Serenoa repens (Saw Palmetto) for benign prostatic hyperplasia: a systematic review.
Reference: Tacklind, J., et al. (2009). Cochrane Database of Systematic Reviews, 2009(2).

Forskolin (Coleus Forskohlii Extract)
Study: Effects of Coleus forskohlii extract on testosterone and body composition.
Reference: Godard, M. P., et al. (2005). Obesity Research, 13(8), 1335-1343.

Milk Thistle (Silymarin)
Study: Hepatoprotective effects of silymarin against chemical liver damage.
Reference: Pradhan, S. C., & Girish, C. (2006). Indian Journal of Medical Research, 124(5), 491-504.

Alpha Lipoic Acid
Study: The therapeutic potential of alpha-lipoic acid in metabolic syndrome.
Reference: Gorąca, A., et al. (2011). Pharmacological Reports, 63(4), 849-858.

Epimedium Extract
Study: Pharmacological effects of Epimedium (Horny Goat Weed) on sexual health.
Reference: Dell’Agli, M., et al. (2008). Journal of Ethnopharmacology, 116(3), 497-502.

Black Pepper Extract (Piperine)
Study: Piperine as a bioavailability enhancer for drugs and nutrients.
Reference: Srinivasan, K. (2007). Critical Reviews in Food Science and Nutrition, 47(8), 735-748.

Resistant Dextrin
Study: Effects of resistant dextrin on glycemic control and insulin resistance.
Reference: Tokunaga, S., et al. (2014). Journal of Nutritional Science and Vitaminology, 60(4), 257-263.

Maca (Lepidium Meyenii)
Study: Effects of Lepidium meyenii (Maca) on sexual performance and mood.
Reference: Gonzales, G. F., et al. (2002). Andrologia, 34(6), 367-372.

Ashwagandha (Withania Somnifera)
Study: Ashwagandha improves sexual health and testosterone levels in men.
Reference: Ahmad, M. K., et al. (2010). Fertility and Sterility, 94(3), 989-994.

Panax Ginseng Extract
Study: Clinical efficacy of Korean red ginseng for erectile dysfunction.
Reference: Jang, D. J., et al. (2008). International Journal of Impotence Research, 20(3), 169-174.

horny Goat Weed (Epimedium)
Study: Icariin isolated from Epimedium for erectile dysfunction.
Reference: Zhang, Z. B., & Yang, Q. Y. (2006). Asian Journal of Andrology, 8(6), 607-612.

Zinc
Study: Zinc supplementation improves sperm quality and sexual health.
Reference: Hunt, C. D., et al. (1992). Nutrition, 8(6), 443-446.

Vitamin D3
Study: Impact of vitamin D3 on testosterone levels and erectile function.
Reference: Wehr, E., et al. (2010). Clinical Endocrinology, 73(2), 243-250.

Vitamin B6
Study: Vitamin B6 and its role in neurotransmitter synthesis and mood.
Reference: Dakshinamurti, K., et al. (1990). Annals of the New York Academy of Sciences, 585(1), 128-144.

Milk Thistle
Study: Milk thistle extract for liver protection and detoxification.
Reference: Abenavoli, L., et al. (2011). World Journal of Hepatology, 3(5), 114-120.

Alpha Lipoic Acid
Study: Alpha-lipoic acid in the treatment of erectile dysfunction due to diabetic neuropathy.
Reference: Porst, H., et al. (2005). Urology, 65(4), 755-759.

Epimedium Extract
Study: Epimedium-derived flavonoids for enhanced testosterone production.
Reference: Yan, J., et al. (2008). Journal of Sexual Medicine, 5(11), 2460-2468.

Black Pepper Extract
Study: Black pepper extract improves nutrient absorption and testosterone metabolism.
Reference: Shoba, G., et al. (1998). Planta Medica, 64(4), 353-356.