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Benefits of Zinc Sexually for Men

Kelly Brown MD, MBA

Reviewed by Kelly Brown MD, MBA

Written by Erica Garza

Published 06/13/2023

Updated 12/03/2025

Key Takeaways:

  • Zinc is an essential mineral that plays a critical role in many bodily functions, including sexual function.

  • Supplementing with zinc may increase testosterone levels, improve blood flow to the genital area, and support fertility.

  • While the indirect benefits of zinc sexually are promising, more research is needed to fully understand zinc’s effects on sexual health.


Could a simple mineral really boost your sex life? When it comes to zinc, research suggests the answer might be yes. From higher testosterone levels to increased sperm count, there are many possible benefits of zinc sexually, especially for men.

Research has looked into the potential role of zinc in bedroom performance, finding that optimal levels may support sex drive (libido), fertility, and erectile health.

We’ll go over the sexual benefits of zinc for men, how to tell if you have a zinc deficiency, and what to know before adding a supplement to your routine.

If you’re here because you’re hoping zinc is the magical cure to a low sex drive or erectile dysfunction (ED), you may need to lower your expectations a bit. Zinc shouldn’t be a replacement for medical treatment, but it does play a critical role in your sexual health.

Zinc supports sperm quality (like motility, count, and morphology) and healthy testosterone production. Testosterone is one of the key sex hormones, so this is good news.

Of all the essential nutrients, zinc may have the most impressive résumé. And of all the possible nutrient deficiencies you could have, it might have the most obvious effects on your sexual health.

Zinc impacts your:

  • Testosterone levels

  • Erectile health and blood flow

  • Fertility

  • Prostate health

Keep reading to find out how.

1. Testosterone Levels

Testosterone is a critical hormone for men. It helps regulate libido, muscle growth, bone density, and red cell production, to name just a few.

If you have low testosterone (male hypogonadism), you may experience changes in your:

  • Sexual desire and function

  • Body composition

  • Mood

  • Fertility

While zinc shouldn’t replace treatment for low testosterone, getting enough of it is essential for healthy testosterone production. Research shows that low zinc levels are linked to reduced testosterone, and increasing your intake may help raise those levels.

2. Erectile Health and Blood Flow

Getting enough zinc may also improve sexual function by increasing blood flow to the genital area. This is because the trace mineral helps produce nitric oxide, a molecule that relaxes blood vessels and increases blood flow.

When blood flow to the genital area increases, it can help you get and maintain an erection.

Related: How to Maintain Erections Naturally

3. Fertility

A 2018 review found that zinc plays a vital role in male fertility. It supports healthy sperm count and quality, as well as fertilization.

What’s more, zinc deficiency is associated with abnormal sperm. Abnormal sperm have differences in shape or ability to move, making them less likely to fertilize an egg and result in a healthy pregnancy.

4. Supports Prostate Health

Research suggests zinc plays a key role in maintaining prostate health by helping prevent enlargement and inflammation.

Low zinc levels are linked to prostate disorders. Early studies show that restoring zinc balance could reduce the risk of prostate cancer, though more human research is needed to confirm these effects.

Learn more: Does an Enlarged Prostate Affect a Man Sexually?

Besides zinc’s sexual benefits, the trace mineral is known to support a number of crucial processes in the body. The benefits of zinc include supporting immune function, wound healing, and cognitive function.

Boosts Immune System Function

Zinc is involved in the development and activation of immune cells. This includes lymphocytes (or T cells, a type of white blood cell) and natural killer cells, which help fight off infections and other illnesses.

Some research shows that zinc supplementation may help reduce how long the common cold and other respiratory infections last and the severity of symptoms.

Enhances Wound Healing

Zinc is essential for wound healing. It plays a critical role in cell division, tissue repair, and collagen synthesis — all of which help skin grow back and renew itself after a cut or incision.

Studies have found that zinc supplementation can improve wound healing, particularly in those who are deficient in the mineral. This could be particularly relevant for men recovering from surgery or other injuries.

Improves Cognitive Function

Zinc is critical for healthy brain function, and low zinc status is linked to cognitive impairment in older adults. Early clinical evidence suggests that restoring zinc balance in the body may help support cognition and slow age-related decline.

But high-quality supplementation trials are limited, and findings are mixed. So, again, more research is needed.

Getting your zinc levels tested as part of a nutrient health panel is the clearest way to find out if you’re getting enough zinc.

Signs and symptoms of a zinc deficiency include:

  • Low testosterone

  • Chronic infections

  • Impaired taste and smell

  • Delayed wound healing

  • Skin changes

  • Mental disturbances

  • Hair loss

That said, these can also be symptoms of other health conditions or medication side effects. So you’ll want to work with a healthcare provider to figure out what’s going on.

Related: Zinc for Hair Loss

Risk Factors for Zinc Deficiency

There are several potential causes and risk factors for zinc deficiency. Obviously, not getting enough dietary zinc is the main concern, especially in places where poor nutrition is common.

Strict vegetarian or vegan diets can also lead to a deficiency in zinc.

Here’s what else could increase your chances of zinc deficiency:

  • Bowel problems

  • Crohn’s disease

  • Chronic illness

  • HIV

  • Diabetes

  • Sickle cell disease

  • Hookworm infestation

  • Excess alcohol consumption

Related: If I Stop Drinking Will My ED Go Away?

The recommended daily intake of elemental zinc is 11 milligrams (mg) for adult males. How much of that you’ll absorb from a supplement is a more complicated thing to estimate, but generally speaking, a healthy diet can cover those needs.

Food sources of zinc include:

  • Red meat

  • Poultry

  • Whole grains

  • Legumes

  • Nuts and seeds

  • Wild rice

A well-balanced diet should cover your needs if it includes one or more of those foods regularly. If, however, you’re not eating the right foods or are suffering from a condition that reduces your absorption, you might find yourself lacking enough zinc.

Supplementation for Zinc Deficiency

Since the average adult male needs about 11 mg of zinc a day, treating a deficiency may require a larger dose than 11 mg.

Experts generally recommend 2 to 3 mg per kilogram (kg) of body weight — or 20 to 40 mg as a daily dose. This amount will typically clear up problems caused by zinc deficiency within a couple of weeks.

Higher supplement levels of zinc (exceeding 50 mg a day) generally aren’t necessary. Getting too much zinc can lead to urinary problems, nausea, abdominal pain, or diarrhea.

If you have a zinc deficiency, you should address the problem to avoid various health issues. But you don’t want to go overboard with supplements and end up with other problems.

If you’re not sure how to approach supplements, get medical advice from a healthcare provider.

Zinc supplements are a hot topic for men looking to improve not only their sexual health but also their general well-being — and for good reason. This essential mineral supports everything from immune function and wound healing to DNA synthesis.

Let’s just say you’re not the first guy to Google “benefits of zinc sexually man.”

When zinc levels dip too low, the effects may ripple through your body and your sex life. If you’re low on zinc, your body will let you know — and not just when you’re in the bedroom. From a sluggish immune system to brain fog, zinc deficiency can throw off multiple bodily systems that keep you feeling sharp, strong, and healthy.

Just remember, zinc shouldn’t replace medical care. If you think you have low testosterone or you’re looking to improve your erectile function, contact a healthcare professional to get the help you need.

Get answers to frequently asked questions about benefits of zinc sexually for men.

Does zinc really boost sexual performance?

Zinc supports several processes involved in sexual health, like testosterone production, sperm quality, and blood flow. But it isn’t a quick fix for sexual performance issues. If you have a deficiency, getting enough zinc can help, but it won’t replace medical treatment for erectile dysfunction or low testosterone.

How much zinc should a man take daily?

The recommended daily intake for adult men is 11 mg of elemental zinc. Those with a deficiency may need more — 20 to 40 mg per day until levels are back to normal. Taking over 50 mg daily for extended periods can cause side effects. It’s best to talk to a healthcare provider before starting supplements.

Can taking too much zinc be harmful?

Yes, taking too much zinc can be harmful. Excess zinc can interfere with copper absorption and cause nausea, abdominal pain, and urinary issues. Long-term high doses can also suppress immune function, the opposite of what you want zinc for.

What foods are highest in zinc?

Good dietary sources of zinc include red meat, poultry, seafood, nuts, seeds, legumes, and whole grains. A balanced diet with these foods can usually meet your daily needs without supplements.

How do I know if I’m zinc-deficient?

Common signs of zinc deficiency include low testosterone, frequent infections, hair loss, changes in taste or smell, delayed wound healing, or skin issues. If you notice these symptoms, ask your healthcare provider for a lab test to check your zinc levels.

How long does it take to see results from zinc supplements?

If you’re deficient in zinc, you might notice improvements in your levels within a couple of weeks of consistent supplementation. But results vary depending on your starting levels, overall health, and your body’s ability to absorb zinc.

This article is for informational purposes only and does not constitute medical advice. The information contained herein is not a substitute for and should never be relied upon for professional medical advice. Always talk to your doctor about the risks and benefits of any treatment. Learn more about our editorial standards.

11 Sources

  1. Baddam S, et al. (2025). Zinc deficiency. https://www.ncbi.nlm.nih.gov/books/NBK493231/
  2. Fallah A, et al. (2018). Zinc is an essential element for male fertility: a review of zn roles in men's health, germination, sperm quality, and fertilization. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6010824/
  3. Foster M, et al. (2013). Effect of vegetarian diets on zinc status: a systematic review and meta-analysis of studies in humans. https://pubmed.ncbi.nlm.nih.gov/23595983/
  4. Lin P, et al. (2017). Zinc in wound healing modulation. https://pmc.ncbi.nlm.nih.gov/articles/PMC5793244/
  5. Office of Dietary Supplements (ODS). (2022). Zinc. https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/
  6. Pluth M, et al. (2011). Biochemistry of mobile zinc and nitric oxide revealed by fluorescent sensors. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3117437/
  7. Rao G, et al. (2011). PURLs: Zinc for the common cold--not if, but when. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3273967/
  8. Sauer A, et al. (2020). Zinc Deficiency in Men Over 50 and Its Implications in Prostate Disorders. https://pmc.ncbi.nlm.nih.gov/articles/PMC7424038/
  9. Sun R, et al. (2022). Zinc in cognitive impairment and aging. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9312494
  10. Te L, et al. (2023). Correlation between serum zinc and testosterone: a systematic review. https://pubmed.ncbi.nlm.nih.gov/36577241/
  11. Wessels IN, et al. (2017). Zinc as a gatekeeper of immune function. https://pmc.ncbi.nlm.nih.gov/articles/PMC5748737/
Editorial Standards

Hims & Hers has strict sourcing guidelines to ensure our content is accurate and current. We rely on peer-reviewed studies, academic research institutions, and medical associations. We strive to use primary sources and refrain from using tertiary references. See a mistake? Let us know at [email protected]!

This article is for informational purposes only and does not constitute medical advice. The information contained herein is not a substitute for and should never be relied upon for professional medical advice. Always talk to your doctor about the risks and benefits of any treatment. Learn more about our editorial standards here.

Kelly Brown MD, MBA
Kelly Brown MD, MBA

Dr. Kelly Brown is a board certified Urologist and fellowship trained in Andrology. She is an accomplished men’s health expert with a robust background in healthcare innovation, clinical medicine, and academic research. Dr. Brown was previously Medical Director of a male fertility startup where she lead strategy and design of their digital health platform, an innovative education and telehealth model for delivering expert male fertility care.

She completed her undergraduate studies at University of North Carolina at Chapel Hill (go Heels!) with a Bachelor of Science in Radiologic Science and a Minor in Chemistry. She took a position at University of California Los Angeles as a radiologic technologist in the department of Interventional Cardiology, further solidifying her passion for medicine. She also pursued the unique opportunity to lead departmental design and operational development at the Ronald Reagan UCLA Medical Center, sparking her passion for the business of healthcare.

Dr. Brown then went on to obtain her doctorate in medicine from the prestigious Northwestern University - Feinberg School of Medicine and Masters in Business Administration from Northwestern University - Kellogg School of Management, with a concentration in Healthcare Management. During her surgical residency in Urology at University of California San Francisco, she utilized her research year to focus on innovations in telemedicine and then served as chief resident with significant contributions to clinical quality improvement. Dr. Brown then completed her Andrology Fellowship at Medical College of Wisconsin, furthering her expertise in male fertility, microsurgery, and sexual function.

Her dedication to caring for patients with compassion, understanding, as well as a unique ability to make guys instantly comfortable discussing anything from sex to sperm makes her a renowned clinician. In addition, her passion for innovation in healthcare combined with her business acumen makes her a formidable leader in the field of men’s health.

Dr. Brown is an avid adventurer; summiting Mount Kilimanjaro in Tanzania (twice!) and hiking the incredible Torres del Paine Trek in Patagonia, Chile. She deeply appreciates new challenges and diverse cultures on her travels. She lives in Denver with her husband, two children, and beloved Bernese Mountain Dog. You can find Dr. Brown on LinkedIn for more information.

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