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The XWERKS blog
Testosterone & men’s health
Understand testosterone, ingredient research, and the questions that matter for men’s health.
Testosterone Killing Foods: What to Avoid
Testosterone-Killing Foods: What the Research Actually Shows The internet is full of lists claiming certain foods "kill" testosterone. The reality is more nuanced. Most...
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Testosterone Replacement Therapy: Potential Side Effects
Testosterone Replacement Therapy: Side Effects You Should Know TRT (testosterone replacement therapy) is a legitimate medical treatment for clinically diagnosed hypogonadism. It can restore...
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Normal Testosterone Levels in Men and Women
Learn what testosterone reference ranges mean, how total and free testosterone differ, and why symptoms, test methods, and repeat results matter more than a...
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Vitamin D for Testosterone Levels
Vitamin D for Testosterone: Does It Actually Work? TL;DR Yes — vitamin D supports testosterone, especially in men who are deficient. Correction of vitamin...
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5 Benefits of Ashwagandha for Men
Ashwagandha (Withania somnifera), also known as Indian ginseng or winter cherry, is a potent adaptogenic herb that has been used in Ayurvedic medicine for...
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Alcohol Consumption And Testosterone Levels
Alcohol and Testosterone: How Drinking Affects Your Levels TL;DR Alcohol lowers testosterone — the effect is dose-dependent, not binary. Occasional moderate drinking (1-2 drinks,...
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Unhealthy Lifestyle Habits and Low Testosterone in Men
Unhealthy Lifestyle Habits and Low Testosterone in Men TL;DR Testosterone in American men has declined ~1% per year since the 1980s (Travison 2007) —...
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Endocrine Disrupting Chemicals And Testosterone
TL;DR Endocrine-disrupting chemicals (EDCs) are synthetic compounds that interfere with hormone signaling. The major testosterone-relevant EDCs: BPA, phthalates, PFAS ("forever chemicals"), parabens, and certain...
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Tongkat Ali And SHBG
Tongkat Ali and SHBG: How Freeing Bound Testosterone Works Your total testosterone number on a blood test doesn't tell the whole story. A large...
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Low Testosterone: What Are The Symptoms?
Low Testosterone Symptoms: The Signs of Low T in Men TL;DR The most common symptoms are low libido, erectile dysfunction, chronic fatigue, depressed mood,...
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Cortisol Vs Testosterone
Cortisol and testosterone are two hormones that play important roles in our bodies, but they can also have negative effects on each other.
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The Surprising Link Between Onions and Testosterone
Onions, those humble vegetables that add flavor to so many dishes, may be able to help increase testosterone levels in men.
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