Each ingredient in Yang Health contributes to it’s overall ability to aid men who need a boost in their sexual health and vitality. Just read the research.

Scientific Research on Main Ingredients:

Tongkat Ali (Eurycoma longifolia)

Testosterone Boosting and Libido: Research has shown that Tongkat Ali can enhance testosterone levels, which supports libido and sexual performance. A 12-week study indicated a 14% increase in sexual desire among male participants Kind Nature Integrative Psych NYC

Male Fertility: Studies suggest improvements in sperm quality, including motility and volume, attributed to its active compounds, such as quassinoids. Integrative Psych NYCBroscience.com

Stress Management: Tongkat Ali's adaptogenic properties help regulate cortisol, a stress hormone, which indirectly supports hormonal balance critical for sexual health.

Broscience.com

Improvement in Sexual Function and Well-Being:

Ismail, S.B., et al. conducted a randomized clinical trial examining the effects of Tongkat Ali on men's quality of life and sexual health. The study found significant improvements in erectile function, libido, and overall sexual well-being in men taking a standardized extract of Tongkat Ali.

Source: Journal of Sexual Medicine, 9(6), 1714–1728, 2012【76】【78】.

Boost in Testosterone Levels and Muscle Strength:

Leitão, A.E., et al. studied the combined effects of Tongkat Ali and exercise on androgen- deficient aging men. The research revealed a significant increase in testosterone levels, muscle strength, and improvements in symptoms associated with low testosterone.

Source: Maturitas, vol. 145, 2021; Complementary Therapies in Clinical Practice, vol. 42, 2021【77】.

Stress Reduction and Cortisol Management:

Talbott, S.M., et al. explored the impact of Tongkat Ali on stress and mood. The study demonstrated reduced cortisol levels and improved psychological states in moderately stressed men, suggesting potential benefits for overall mental health and vitality.

Source: Journal of the International Society of Sports Nutrition, 10(1), 2013【78】.

Enhanced Sperm Quality and Fertility:

Ooi, F.K., et al. reviewed Tongkat Ali's role in improving spermatogenesis and sperm quality, making it a potential aid in male fertility enhancement.

Source: The Scientific World Journal, 2014【78】.

These studies highlight the versatility of Tongkat Ali as a natural supplement for improving sexual

 

Ginseng

Clinical studies have documented that Panax ginseng, often termed "Asian ginseng," enhances erectile function and sexual satisfaction. It is believed to work by improving blood flow and nitric oxide synthesis in the body, which are vital for erectile function.

A systematic review of seven randomized controlled trials found that ginseng improved erectile function scores on the International Index of Erectile Function (IIEF), attributed to its ability to enhance nitric oxide synthesis and smooth muscle relaxation. MDPI Cochane.org

 

Research supports the traditional use of Panax ginseng in improving male sexual health, including its role in enhancing libido, erectile function, and fertility. Studies have shown that ginseng can improve sperm quality and motility, which is beneficial for men facing infertility. Furthermore, Panax ginseng's active components, particularly ginsenosides, help increase nitric oxide production, which aids in better blood flow to the penis, thus potentially improving erectile function. Livestrong.com Macabido

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Eleutherococcus senticosus (Siberian Ginseng)

While not as extensively researched for sexual function as other ginsengs, Siberian ginseng is valued for its adaptogenic effects, helping manage stress and fatigue, which can indirectly benefit sexual health.

 

A study described Eleutherococcus senticosus as a medicinal plant with adaptogenic properties, helping reduce fatigue, manage stress, and improve endurance. The herb's anti- inflammatory and antioxidant properties were highlighted, showing its potential to enhance stamina and overall vitality, which indirectly supports sexual health by combating stress and fatigue.

Source: Restorative Medicine Journal. Read more.

 

Research conducted in Northeast China evaluated 13 provenances of Eleutherococcus senticosus. The study identified high levels of bioactive compounds, such as saponins and flavonoids, which contribute to its anti-inflammatory, anti-fatigue, and adaptogenic effects.

These traits were found to improve endurance and potentially support reproductive health indirectly through enhanced vitality.

Source: MDPI Journal - Forests. Access the study.

Maca Root (Lepidium meyenii)

Studies show that maca root improves sexual desire and may benefit mild erectile dysfunction. It is also suggested to improve sperm quality and quantity, attributed to its nutritional profile rich in amino acids and minerals.

A 2009 study published in Andrologia found that maca root improved sexual desire in healthy men. Another study linked it to improved sperm motility and count, possibly due to its rich amino acid and mineral content.

Systematic Review on Sexual Function: A systematic review published in BMC Complementary Medicine and Therapies evaluated several randomized clinical trials (RCTs) assessing maca root's effects on sexual function. Findings suggested that maca supplementation improved sexual desire and function in men, particularly after 6-12 weeks of use. However, the review highlighted the small sample sizes and methodological limitations in the included studies, indicating the need for further research with more robust designs. Link to the study.

Meta-Analysis on Erectile Dysfunction: A meta-analysis in the Journal of Men's Health examined maca's effects on erectile dysfunction. The analysis found that maca had a significant positive effect on mild erectile dysfunction symptoms compared to a placebo, demonstrating its potential as a natural remedy. The review concluded that maca might be useful for improving overall sexual health but called for larger, high-quality trials to confirm its benefits.

Effects on Testosterone and Fertility: Research highlighted in Andrologia studied maca root's impact on male fertility parameters. While it did not directly increase testosterone levels, maca improved sperm concentration and motility, which are critical for reproductive health.

Traditional and Contemporary Uses: Studies, such as those discussed in Asian Journal of Andrology, support maca's traditional use for enhancing libido and vitality. The root’s benefits are attributed to its adaptogenic properties, potentially balancing hormone levels and improving energy and stamina.

L-Arginine

As a precursor to nitric oxide, L-arginine supports vasodilation, improving blood flow. Studies have found it beneficial for mild to moderate erectile dysfunction by enhancing vascular function.

Research shows L-arginine supplementation can improve mild to moderate erectile dysfunction by increasing nitric oxide levels, enhancing blood flow to the penile tissue. MDPI

L-arginine and Erectile Dysfunction:

A meta-analysis published in Frontiers in Medicine examined the efficacy of L-arginine, often in combination with Pycnogenol, for improving sexual function in men with erectile dysfunction (ED). The study analyzed several clinical trials and found that L-arginine supplementation improved scores on the International Index of Erectile Function (IIEF), including measures of erection quality, orgasmic function, and sexual satisfaction. These effects are primarily attributed to L-arginine's role as a precursor for nitric oxide, which enhances blood flow to the penile tissue, a critical factor in achieving and maintaining

erections【60】【61】.

Nitric Oxide Production and Vascular Health:

A study published in the Journal of Sexual Medicine explored the effects of long-term, high- dose L-arginine supplementation in men with vasculogenic ED. The findings revealed that L- arginine significantly improved penile blood flow and erection quality, as measured by dynamic penile Doppler ultrasound and patient-reported outcomes. This reinforces the importance of L-arginine in vascular health and its role in facilitating normal erectile

function【60】【61】.

Zinc

Zinc is essential for testosterone synthesis and sperm production. Research highlights its role in maintaining healthy testosterone levels and fertility in men.

Studies indicate that zinc supplementation improves sperm quality and motility, especially in men with marginal zinc deficiency.

A study published in the Journal of Trace Elements in Medicine and Biology explored the relationship between zinc and testosterone levels. It found that men with lower serum zinc levels had significantly reduced testosterone concentrations. Additionally, supplementation in zinc-deficient elderly men improved testosterone levels, highlighting zinc's essential role in testosterone synthesis and reproductive health. Scientific Literature MedShun

 

Research summarized in the Journal of Reproduction & Infertility indicates that zinc is vital for male fertility. It supports testicular function, influences testosterone production, and aids spermatogenesis (sperm production). Zinc deficiency has been associated with reduced serum testosterone levels and hypogonadism, which can impair male fertility and sexual health WHO EMRO Dashboards

Calcium

Calcium, though less directly linked to sexual health than other elements, plays a role in muscle function and nerve signaling, which are critical for physical aspects of sexual activity.

Calcium and Sperm Function: Calcium plays a vital role in male reproductive health, influencing sperm motility, capacitation, and the acrosome reaction—key processes for successful fertilization. Disruptions in calcium homeostasis can impair sperm function and contribute to infertility. This was explored in the context of vitamin D and calcium regulation in a review article emphasizing their importance for male fertility (Proceedings of the Nutrition Society)【53】.

Calcium Intake and Erectile Dysfunction: A study analyzing data from the National Health and Nutrition Examination Survey (NHANES 2001–2004) found associations between dietary calcium intake and erectile dysfunction in men. Although not a direct causal link, the research suggests dietary calcium might influence vascular and sexual health through broader metabolic and physiological pathways【52】.

Effect of Calcium in Semen: Research into the effects of daily ejaculation over 10 days observed that while semen quality improved, calcium and magnesium levels in spermatozoa and seminal plasma remained stable. This study highlights calcium's consistent role in maintaining seminal fluid composition during varying reproductive activity levels. (Revista Internacional de Andrologia)【54】