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Testro-X Research Review


The effect of exhaustion exercise on thyroid hormones and testosterone levels of elite athletes receiving oral zinc.

Impact of oral zinc therapy on the level of sex hormones in male patients on hemodialysis.

Effect of fatiguing bicycle exercise on thyroid hormone and testosterone levels in sedentary males supplemented with oral zinc.

Effect of zinc administration on plasma testosterone, dihydrotestosterone, and sperm count.


Effects of magnesium supplementation on testosterone levels of athletes and sedentary subjects at rest and after exhaustion

Effect of magnesium supplementation on strength training in humans.


The effect of boron supplementation on the distribution of boron in selected tissues and on testosterone synthesis in rats

Comparative effects of daily and weekly boron supplementation on plasma steroid hormones and proinflammatory cytokines.

The effect of boron supplementation on its urinary excretion and selected cardiovascular risk factors in healthy male subjects.

Effect of dietary boron on mineral, estrogen, and testosterone metabolism in postmenopausal women.


Withania somnifera Improves Semen Quality in Stress-Related Male Fertility.

A prospective, randomized double-blind, placebo-controlled study of safety and efficacy of a high-concentration full-spectrum extract of ashwagandha root in reducing stress and anxiety in adults.

A Standardized Withania Somnifera Extract Significantly Reduces Stress-Related Parameters in Chronically Stressed Humans: A Double-Blind, Randomized, Placebo-Controlled Study

Withania somnifera improves semen quality by regulating reproductive hormone levels and oxidative stress in seminal plasma of infertile males.

Examining the effect of Withania somnifera supplementation on muscle strength and recovery: a randomized controlled trial.

Efficacy of Withania somnifera on seminal plasma metabolites of infertile males: a proton NMR study at 800 MHz.

Adaptogenic activity of Withania somnifera: an experimental study using a rat model of chronic stress

A prospective, randomized double-blind, placebo-controlled study of safety and efficacy of a high-concentration full-spectrum extract of ashwagandha root in reducing stress and anxiety in adults.


Forskolin and derivatives as tools for studying the role of cAMP.

Gonadotropin receptor occupancy and stimulation of cAMP and testosterone production by purified Leydig cells: critical dependence on cell concentration.

Activation of the Human Androgen Receptor through a Protein Kinase A Signaling Pathway

Stimulatory effect of lactate on testosterone production by rat Leydig cells.

Body Composition and Hormonal Adaptations Associated with Forskolin Consumption in Overweight and Obese Men


Amino Acid Neurotransmission and Initiation of Puberty: Evidence from Nonketotic Hyperglycinemia in a Female Infant and Gonadotropin-Releasing Hormone Secretion by Rat Hypothalamic Explants

Dietary glycine blunts lung inflammatory cell influx following acute endotoxin.

L-Glycine: a novel antiinflammatory, immunomodulatory, and cytoprotective agent.


Origins of gonadotropin-releasing hormone (GnRH) in vertebrates: identification of a novel GnRH in a basal vertebrate, the sea lamprey.

Greek hyperinsulinemic women, with or without polycystic ovary syndrome, display altered inositols metabolism.

Luteinizing hormone stimulates the formation of inositol trisphosphate and cyclic AMP in rat granulosa cells. Evidence for phospholipase C generated second messengers in the action of luteinizing hormone.

Effect of Myoinositol and Antioxidants on Sperm Quality in Men with Metabolic Syndrome

The relationship between gonadotropin-releasing hormone-stimulated luteinizing hormone release and inositol phosphate production: studies with calcium antagonists and protein kinase C activators.

Gonadotropin-releasing hormone (GnRH) rapidly stimulates the formation of inositol phosphates and diacyglycerol in rat granulosa cells: further evidence for the involvement of Ca2+ and protein kinase C in the action of GnRH.


Excitatory action of GABA in the terminal nerve gonadotropin-releasing hormone neurons.

L-Theanine Boosts Alpha Waves, Promotes Alert Relaxation

Inhibiting Effects of Theanine on Caffeine Stimulation Evaluated by EEG in the Rat

Anti-stress effect of theanine on students during pharmacy practice: Positive correlation among salivary α-amylase activity, trait anxiety and subjective stress


The Effect of Fruit Extracts of Black Pepper on the Fertility Potential of Male Albino Mice

Bioperine Research Highlights


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