10 Best Testosterone Boosters on the Market in 2026 Tested & Reviewed

These two will help you shed body fat and put on lean muscle mass with their FDA-approved ingredients. Note that these supplements may have side effects when taken alongside prescription medications. While they'll definitely work to increase one's muscle growth, their users will also risk negative side effects like excessive acne and premature hair loss.
  • The rise of telehealth and at-home fertility testing kits has also made it easier for men to assess their sperm parameters and seek targeted interventions.
  • Take True Vitamins Performance Booster, for example—it’s got a lot of great ingredients, but it’s impossible to tell whether they’re delivered at an effective dosage.
  • By reviewing published research, clinical trials, and scientific literature, we verified the effectiveness of each ingredient in testosterone boosters.
  • Things like zinc and magnesium are included to replace what you lose in sweat during a challenging workout.
  • Different kinds of testosterone-boosting supplements will all have their own separate dosage instructions.
  • Another bonus of magnesium supplementation is that it can improve your sleep quality.
  • Hypogonadism is a condition where the body’s sex glands don’t produce sufficient hormones like testosterone.
  • Some studies show that testosterone might help protect against Alzheimer’s disease.
The third on our list of best testosterone boosters is Testogen. I think Testo-Max deserves its spot at number 2 on this list of best testosterone boosters. When I started using Testo-Max, I was looking for a safe and effective way to boost testosterone levels and increase my muscle mass. Next on our list of best testosterone boosters is Testo-Max by CrazyBulk. For the past few years, I’ve been testing out some of the best testosterone booster supplements on the market. Only a few supplements have been shown to benefit testosterone production. Middle-aged and older males see their testosterone levels decrease by 0.4% to 1.6% per year, and many are the males who experience lower-than-average levels even in their 30s. Just keep in mind that testosterone levels naturally decrease with age. They often contain natural ingredients like zinc, magnesium, and vitamin D. Even natural supplements can have side effects or interact with medications. The body can no longer produce sufficient amounts of testosterone, leading to a hormonal imbalance and an increase in the synthesis of estrogen. Please note that before starting any new supplements or making significant changes to your diet or exercise routine, it is always a good idea to consult with a healthcare professional. It gives men better health by strengthening their bones, maintaining healthy testosterone production, and losing weight faster. Also, it elevates energy, increases strength, and helps you build muscles faster. It allows them to continue producing testosterone at the levels they're used to, giving them strength, energy, and sex drive.

The Ultimate Sauna Guide: Expert Tips on Benefits, How to Use, and More

We only recommend supplements with robust scientific evidence supporting their effectiveness. When taken daily, it promises a massive testosterone increase within weeks. It increases muscle strength and allows muscles to recover faster, letting you go harder without fatiguing. The powerful natural formula also translates into higher stamina and energy for TestRX's users. The supplement also promises near-instant results, claiming a 42% rise in testosterone in as little as 12 days.

What are the best testosterone boosters? Here’s my top 6 list:

Ingredients in Testosterone Booster Supplements However, it is never a bad idea to speak with your doctor before starting any supplement regime. This, together with higher dosage size is intended to improve endurance and performance, increase sex drive, enhance mood and deliver a superior workout for men. There’s no room for fillers because of such a basic, effective ingredients combination. Ashwagandha Extract, D-Aspartic Acid Calcium Chelate, Black Pepper, Boron, Korean Red Ginseng, Luteolin, Magnesium, Nettle Root, Vitamin B6, Vitamin D3, Vitamin K2 and Zinc are all important ingredients in this formula. This supplement is designed to help support improvements in muscle strength. According to Momentous, this supplement can improve hormone activity and athletic performance. More research is needed to equate muscle gain with this particular ingredient, as some studies have reported no effects when longjack was combined with regular training. Further, a 2019 study in the International Journal of Preventive Medicine34 surveying 40 young males over eight weeks found that Tongkat Ali supplementation had a positive outcome for peak power output, especially in the lower limbs (knee flexion). Want to make the most of the compounds in your testosterone booster? Testo Prime is the best testosterone booster on the market. There are different products that can help you but I suggest using only supplements made of natural ingredients. A testosterone booster is a medication or supplement intended for elevating low testosterone levels in the blood for natural increases in performance, energy, and strength. D-aspartic acid, ashwagandha, fenugreek, zinc, and vitamin D are commonly found in testosterone boosters and may be effective for raising testosterone levels. High quality testosterone boosters made from natural ingredients and taken as per dosage recommendations on product labels are generally safe without any major side effects. Testosterone boosters contain science-backed herbs, vitamins and minerals that may help stimulate natural production of testosterone and growth hormone in the body. A study involving athletes has shown that calcium supplements cause a greater increase in levels of testosterone compared to those who do not supplement with calcium.(12) Vitamin D3 can increase a man's testosterone levels by 20%, but the effect seems to be more pronounced in those who have a vitamin D deficiency.(2) One way to boost testosterone levels naturally is to have balanced estrogen levels. Just like any process in the human body, optimal testosterone production needs a sufficient supply of many essential nutrients from both diet and supplements. In this detailed guide, you'll learn more about the eight top vitamins and minerals to boost testosterone levels. The U.S. Food and Drug Administration does not strictly regulate herbs and supplements. Discuss your medical history and current prescribed medications, over the counter medications, and any supplements that you are taking. Studies do not provide strong evidence that women benefit from taking these supplements. In addition, others work by releasing bound testosterone, so it is in a form the body can use. Testosterone also helps maintain the sex drive and energy levels.

Risks and Side Effects of Testosterone Boosters

Also, some research shows that testosterone therapy can increase your risk of heart disease. Although some men believe they feel younger and more vigorous if they take testosterone medications, there's little evidence to support the use of testosterone in otherwise healthy men. Yet the health benefits of testosterone therapy for age-related decline in testosterone aren't clear.
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“Fat tissue converts testosterone into estrogen, so losing weight, especially trimming your waistline, can help reverse this process.” Blood tests can help determine if supplementation is appropriate. Look for full disclosure of active ingredients and their exact dosages. These products are often marketed toward men experiencing low stamina, reduced libido, or age-related declines in testosterone. Join healthcare leaders for live online sessions and Q&A — delivering evidence-based strategies to guide patients toward lasting longevity.
  • A proprietary web-based online review analyzing service, ReviewMeta, was used to analyze the integrity of review commentsfor each supplement.
  • This makes it indispensable for bodybuilders who need to train daily to comply with their busy weekly workout routine.
  • Each serving of TestoPrime consists of 4 capsules, which can feel like a lot if you’re taking other supplements.
  • Right off the packaging are instructions on how to take the supplement.
  • Despitethe small sample size of this study, we believe our selection of the top 5 supplements is appropriate given that customers often donot browse past the first few products.
  • This blog breaks down the science behind common testosterone supplements, helping you make informed choices.
  • Take control of your hormonal health and feel like yourself again!
  • While you can’t avoid all environmental toxins, you can take small steps to limit contact and support healthier hormone levels in the long run.
Testosterone boosters make sure that the body makes testosterone at a higher natural rate. D-Aspartic acid is one of the key ingredients in any natural testosterone booster. Testosterone boosters are recommended for men experiencing low testosterone levels. Instead, testosterone supplements use natural ingredients to help the anterior pituitary gland and testes make more hormones, which raises the level of testosterone. TATA 1mg Testosterone Booster Advanced Tablet, Supports Strength & Stamina, For Men Price in India Buy TATA 1mg Testosterone Booster Advanced Tablet, Supports Strength & Stamina, For Men online at Flipkart com Testosterone-boosting supplements can be quite expensive, but you will save money buying them in bulk. A good testosterone booster shouldn't make you wait long for results. It is recommended to read the label and adhere to the directions provided by your testosterone booster pills. This can lead to changes in the body and how guys feel. It helps build muscle, keeps bones strong, and affects mood and sex drive. You may report side effects to the FDA at FDA-1088. Call your doctor for medical advice about side effects. Other side effects not listed may also occur in some patients. Testosterone boosters come in many forms. While boosters are popular, they’re not always the answer. They can check your hormone levels and help figure out if a supplement is right for you. It’s important to note that not all boosters are created equal. All can be used together, making an impressive male-oriented health package. We’re talking D-AA (D-Aspartic Acid), vitamins D3, zinc, and magnesium. You’ll be stronger, have less body fat, improved muscle mass, more motivation, and enhanced libido, promises TestoFuel. Testosterone is connected in some way to pretty much every organ in the body, and that’s especially true for the muscles.
Best Testosterone Booster Supplements for Men in 2019 (Updated)
Too much zinc can negatively affect the absorption of other minerals (such as iron) and it can cause nausea. Bear in mind that the nutritious value of your meals depends also on the way you cook your ingredients, so try to avoid overcooking your food. The best source of zinc is food- besides a diet high in meat and fish include fresh milk (unpasteurized), cheese, beans, yogurt, and kefir. And it’s absolutely necessary if you want to gain muscle mass. You probably already know how important testosterone is. All blood parameters (testosterone hormone and full chemical profile) before product intake were in the normal range. Anabolic–androgenic steroids (AASs) are synthetic derivatives of testosterone that are commonly used among athletes aged 18–40 years, but many reports have demonstrated the presence of numerous toxic and hormonal effects as a result of long-term use of an AAS. As a result, men may experience a number of physiological and psychological events, such as a lack of sex-drive, erectile dysfunction, acute depression, fatigue, low energy levels, and insomnia. The high amount of D-aspartic acid in Testo-Max can crank your energy levels and libido even after extreme training. The overall strongest testosterone supplement that we have on this list is TestoPrime. Consult a healthcare provider if you experience side effects. This natural testosterone booster is a legal and safe aid that will help men build muscle mass. Here are a few highly effective testosterone booster supplements that convinced us! A natural testosterone booster is one comprised of natural ingredients, rather than artificial fillers or synthetic compositions. Steroids are synthetic versions of hormones that are designed to directly increase testosterone levels in your body. “However, evidence does not suggest that vitamin D supplementation increases normal-range testosterone levels in men.” CrazyBulk is one of our preferred options of all those listed on this page and if you are looking to really bulk up then we’d suggest combining it with one of their completely safe and legal bulking supplements that is suggested for use with Testo-Max. Not to be confused with Nutravita’s similarly named Testomax, CrazyBulk’s Testo-Max is packed full of the good stuff and also stacks well with their other supplements if you are really looking to push on with those gains. Ginseng – 125mg of Asian Ginseng is another herb that studies have shown to increase testosterone. Stinging nettle has been traditionally used to treat painful muscles and joints, eczema, arthritis, gout, and anemia. These ingredients work together to deliver the best results without any harmful chemicals. It even promises muscle gains and faster recovery, allowing you to give your all at the gym and come back ready to do it all over again. This makes it indispensable for bodybuilders who need to train daily to comply with their busy weekly workout routine.
  • Long-term safety data is limited, so periodic breaks or re-evaluation with a healthcare provider is advisable.
  • As such, you will often find Centrapeak listed as a nootropic supplement.
  • Recommendations include natural testosterone boosters from reputable companies with proven track records.
  • Research45 suggests properly standardized extracts of tongkat ali may improve hormonal health, mood, and overall well-being.
  • This testosterone booster supplement carries a unique blend of ingredients that include Cordyceps, L-arginine, Methylsulfonylmethane, L-methionine, Niacin, Pomegranate and Zinc citrate.
  • It’s no surprise that you’ll find it in many testosterone supplements since it is a factor in the production of testosterone (though not always packaged together with zinc and magnesium).
  • If your energy levels have been declining with age, you can take Hunter Test to bring back the strength of your youth!
  • While it’s not marketed as a testosterone booster, it contains vital micronutrients that support hormonal balance and overall health.
DHEA is a precursor hormone, but its ability to increase testosterone is inconsistent and may depend on individual factors. An adaptogenic herb known for stress reduction, ashwagandha may also boost testosterone by lowering cortisol, a hormone that suppresses testosterone. Magnesium supports hundreds of biochemical reactions in the body, including those related to testosterone production. Studies show men with adequate vitamin D levels tend to have higher testosterone. It offers faster recovery, increased muscle strength, and muscle development. Because TestRX increases testosterone, people who use it can have a faster metabolism and burn fat more efficiently. PrimeGenix's TestoDren booster is an excellent companion for men transitioning from young to older men. In addition to having essential vitamins and minerals, oyster extract is also the richest source of zinc. This not only boosts physical performance but also increases confidence. If you’re searching for a powerful T boost, CrazyBulk’s Testomax is an excellent option to add to your exercise supplement stack! However, as with any supplement, it is always a good idea to speak with your doctor before starting use, especially if you are taking other medications or have any health conditions. This can help improve overall health and vitality, while helping to boost performance in the gym and bedroom. Not all testosterone deficiencies can be fixed through lifestyle or supplement interventions. Try to get enough vitamin D, zinc, and magnesium through your diet. In addition to vitamin D3, Ritual’s multivitamin incorporates other essential vitamins and minerals, such as zinc, magnesium, and boron, which play significant roles in testosterone synthesis. The ingredients have been clinically tested and shown to increase testosterone. Hypogonadism is a condition where the body’s sex glands don’t produce sufficient hormones like testosterone. Transparent Labs Vitality aims to optimize well-being and athletic performance by balancing hormone levels using various micronutrients and herbal ingredients. Transparent Labs stands out for its transparently formulated supplements, and its natural Vitality product aligns with this unwavering commitment. Simpler formulations with fewer ingredients tend to be more affordable. Products with multiple ingredients in clinically backed dosages and third-party testing are generally more expensive. We focused on quality ingredients, clear labels, proper dosages, and third-party testing to ensure the products on this list are top-notch. That’s why we put our supplement testing methodology to work, streamlining the process to find options that are actually worth considering. Testogen also contains 40 milligrams of fenugreek extract, which may improve upper- and lower-body strength when taken in high doses. If considering private-label or white-label distribution, ensure compliance with local supplement regulations (such as FDA DSHEA guidelines in the U.S.) and confirm that all claims are substantiated. Others note difficulty distinguishing real improvements from placebo effects without blood testing. Positive feedback often highlights improved morning energy, better gym performance, and enhanced mood after 6–8 weeks of consistent use. Value is maximized when transparency, proven ingredients, and independent verification align within a reasonable price point. Vitamin B6 has a really important role for many functions in your body, including testosterone production. A bigger concentration of vitamin A in the testicles increases the excretion of testosterone. Moreover, the intake of certain vitamins and minerals can boost your testosterone, too.
  • TestoGen is a dietary supplement that features natural testosterone boosting capabilities to help boost your T levels safely and naturally.
  • Be skeptical of supplements marketed as testosterone boosters; there’s a good chance the only thing these supplements will boost is their manufacturers’ bottom lines.
  • And the reason why I like to call ashwagandha a testosterone booster, can be found in these many studies I lazily copied from my older article;
  • This gives them much faster muscle growth and recovery, leading to increased muscle mass and a bodybuilder's physique.
  • Supplementing zinc in men who already have adequate levels may not provide further benefit.
  • There is a cycle period to adhere to with this supplement with it being recommended to take a 10 day break after 2 months of taking it and you should expect to take the supplement each day – preferably just before breakfast.
  • Estradiol balances the production of libido, erections, and sperm.
The effects and results of this testosterone booster supplement are rapid and apparent, with it producing remarkable impact within just few weeks of use. This testosterone booster supplement carries a unique blend of ingredients that include Cordyceps, L-arginine, Methylsulfonylmethane, L-methionine, Niacin, Pomegranate and Zinc citrate. This price is typical for most testosterone booster supplements currently on the market. Its powerful blend of natural ingredients not only helps to boost testosterone levels but also supports overall health, energy, and vitality. Its potent blend of natural ingredients not only helps to boost testosterone levels but also supports overall health, energy, and vitality. Like the other supplements on our list, it’s made from 100% natural ingredients to deliver a legal and safe boost to your testosterone levels. However, little evidence supports the most popular components in testosterone boosters for increasing testosterone levels.27 Working out more often, particularly at a high-intensity, has been shown to boost testosterone levels (19). For these compounds, following the supplement guidelines is the best policy, but you might need to take less if you have other supplements in your diet, like a male enhancement pill or a weight loss pill, that use the same ingredients. The precise dose of a testosterone booster for maximum efficacy is obviously going to depend on the specific formulation. When isolated testicular cells were exposed to forskolin, testosterone levels increase by up to 200% (5), and in humans, overall testosterone levels jump 33% in 12 weeks (6). Two studies have found that that low levels of magnesium are strongly correlated with low testosterone levels and low testosterone production (1, 2). If you want to burn fat and boost testosterone, CrazyMass Testo-Max Sustanon provides critical fat burners like DHEA and tribulus terrestris, which should enhance your fat oxidation as well as boosting your testosterone levels. Nugenix puts a focus on boosting bloodflow, which is not common in other testosterone boosting supplements. The main ingredient in this T booster is designed to trigger your body to produce more natural testosterone. Plus, this supplement is built on the shoulders of years of scientific evidence for natural T boosters.
  • “Exercise increases testosterone levels, especially immediately after high intensity interval training (HIIT),” explains Acebedo, who recommends breaking a sweat at least two to three times a week.
  • Ingredients in Testo Lab Pro have been shown to help reduce cortisol levels and improve mood.
  • By the time you reach 60, this decrease becomes more evident with potential implications on health, mood, and overall quality of life.
  • Mucuna pruriens (velvet bean) contain L-dopa which can suppressing prolactin, leading to elevated testosterone levels (3).
  • In addition, some ingredients found in testosterone boosters may cause certain negative side effects.
  • The ingredients in TestoFuel have been specifically chosen because of their ability to support testosterone production.
  • Created by Vobue Limited, Male Extra promises to boost sexual performance, vitality and increased blood flow in the human body.
  • The levels of this male hormone drop naturally as we age, but on top of that, there are some things that affect testosterone negatively.
Natural test boosters are the best choice for bodybuilding enthusiasts who want to reap the benefits of steroids while avoiding negative side effects. Like said, I may be biased, but Testro-X combined with a quality multivitamin, is hands-down the best multi-ingredient male hormone booster there is, and that is the unbiased truth. In fact, Testro-X was designed to be the first testosterone booster with ONLY proven ingredients and in optimal – clinically proven – dosages. Some side effects may occur that usually do not need medical attention. Although not all of these side effects may occur, if they do occur they may need medical attention. Along with its needed effects, a medicine may cause some unwanted effects. If you or your caregiver notice any of these side effects, tell your doctor right away. Muscle loss, low energy, weight gain, lower sperm count, erectile dysfunction, and low sex drive. You'll soon start receiving the latest Mayo Clinic health information you requested in your inbox. If you are a Mayo Clinic patient, we will only use your protected health information as outlined in our Notice of Privacy Practices. Sign up for free and stay up to date on research advancements, health tips, current health topics, and expertise on managing health. This is especially important for individuals considering testosterone therapy or testosterone replacement therapy. However, their safety depends on the quality of ingredients, the reliability of the brand, and adherence to recommended dosages. It can also contribute to healthy blood pressure and overall cardiovascular health. Provacyl is unique for its effective blend of herbals, nutrients, and amino acids, tailored to combat the symptoms of male menopause. Best Testosterone Booster for Energy - Prime Male™ Vitality Complex This comprises of men over 40 men being inactive (i.e., don’t get enough activity, especially muscle training) and those who do not sleep enough face an increased risk of heart disease and obesity. However, due to growing awareness that “low T or hypogonadism” can cause a variety of awkward and extensive issues in mid-aged and senior males, there is greater interest in testosterone treatments for those problems. The increased oxygen and blood flow prove to be brilliant for athletes who need vigorous energy during workouts. Although the product features numerous micronutrients that are specifically vital for older males, such as ZMA, D-aspartic acid, and vitamin D3, it does not skimp on primary components like Fenugreek Seed Extract. As such, it plays an important role in testosterone production, the function of the prostate, and prostate gland health. According to the American Urological Association, there is a significant link between Vitamin D and testosterone, the male sex hormone that fuels sex drive, in 2015. We get vitamin D supplementation from eating certain foods that naturally contain the nutrient (salmon, mackerel, herring, mushrooms, butter, cream, egg yolks) or are fortified with Vitamin D (like cereal, orange juice, and milk). Researchers suspect that fadogia agrestis increases the release of luteinizing hormone (LH), which binds to Leydig cells in the testes to increase the release of testosterone. Take True Vitamins Performance Booster, for example—it’s got a lot of great ingredients, but it’s impossible to tell whether they’re delivered at an effective dosage. Prime Male is the best choice for athletes, thanks to its super-clean design and high-quality ingredients. Ginseng and fenugreek both have a long history of use as an aphrodisiac, which helps Testogen boost both your physical and sexual performance. Bioperine is also included to enhance the overall bioavailability of each ingredient, ensuring everything gets to where it needs to go in the body. DIM further accelerates this process by blocking the conversion of testosterone to estrogen, while yohimbine provides powerful libido enhancement. What to Look for in Supplement to Increase Testosterone

Medical Professionals

An excellent testosterone booster supplement will contain ingredients that harness muscle protein synthesis and stimulate fat loss. The best supplements to boost testosterone have few or no side effects, which usually go away once your body gets used to the ingredients. By balancing your hormones, testosterone boosters also improve your mood and support your physical and mental confidence, allowing you to feel and perform better. The greatest testosterone booster supplements encourage muscle protein synthesis. Testosterone booster supplements contain many natural ingredients that offer numerous health benefits.
  • The variability in these reviews demonstrates that physicians should counsel patients to temper their expectations abouttaking these products to boost serum testosterone levels, and even with regards to subjective improvements in symptoms related totestosterone deficiency.
  • A testosterone-boosting supplement works because of its natural ingredients, which carry numerous health benefits.
  • You need to talk to your doctor or pharmacist before starting a testosterone booster supplement.
  • If you don't want to take testosterone boosters, you're not out of luck!
  • However, these are usually temporary and should disappear once your body adjusts.
  • Because of that, you might not need a separate supplement in addition to your testosterone booster.
  • Although the product features numerous micronutrients that are specifically vital for older males, such as ZMA, D-aspartic acid, and vitamin D3, it does not skimp on primary components like Fenugreek Seed Extract.
  • I think it deserves a place on this list of the best testosterone boosters.
It involves giving testosterone directly through injections, patches, or gels. If levels are too high or low, your doctor might change your dosage. These tests give a full picture of hormone balance.
Best Testosterone Boosters on the Market in 2026 (Tested & Reviewed)
Blood tests are the gold standard for measuring testosterone. Let’s look at how to track testosterone. Too much alcohol can mess with your hormones. It additionally expedites this procedure by inhibiting testosterone to estrogen conversion, whereas yohimbine increases sex drive considerably. Ashwagandha reduces stress and cortisol, while Shilajit and boron assist with the production of testosterone. The supplement includes Vitamin B6, Tongkat Ali, vitamin D, magnesium, and Caltrops. It is claimed to be made possible by the combination of all-natural ingredients, including some rare herbs. Being a male enhancement supplement, you would need to take just one pill just 45 minutes before any sexual activity. Fact is that you can get much more bang for your buck, and actually something that is scientifically proven to work, by focusing on few key compounds (mostly micronutrients) and forgetting all of those “testosterone boosters” with their false claims. Most of the time these are new readers of AM, who have recently started taking interest in natural hormone optimization, and now they are looking for that best testosterone booster to try. In the journey of aging gracefully, these testosterone boosters can be a valuable ally for men over 60. Most testosterone boosters for older men are designed to be taken daily. Thankfully, there’s a myriad of testosterone boosters on the market specifically designed for older men. Healthy blood sugar levels are also important, so following a healthy, balanced diet is a must. However, supplements are not miracles, and you need to take care of your diet and lifestyle habits. Vitamin K2 improves muscle health, too, but it also greatly enhances bone strength. If you're worried about the legitimacy of this t-booster, there's no need! This test booster is ideal for older men looking to burn fat and bulk up. The natural ingredients that go into TestoPrime are all FDA-approved. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. Studies in women breastfeeding have demonstrated harmful infant effects. For non-prescription products, read the label or package ingredients carefully. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. It can be used by men of all ages and does not have any known side effects. It is a safe and effective supplement that can be used by men of all ages. They use the highest quality ingredients possible in all of their products. Their goal is to produce innovative products that help people live healthier lives. However, if dietary changes prove insufficient, supplementation can help make up the difference. The product also includes magnesium and zinc, two key minerals for muscle protein synthesis. That’s why we included Testofuel on our list, a product specifically formulated with ingredients that support muscle and bone development. At $2.30 per serving, Testosil is slightly more expensive than other supplements on our list. (10) Each serving delivers 300 milligrams of ashwagandha, a research-based dosage that may have positive effects on muscle mass and strength. A complete blood count showed normal levels of red blood cells, white blood cells, and platelets. Other serum parameters, such as total proteins, albumin, and iron, in addition to the levels of kidney and heart enzymes were all found to be in the normal range. The results of the tests showed high levels of alanine aminotransferase (ALT) and aspartate aminotransferase (AST), indicating liver injury. Both are designed to help boost testosterone production for people with Low Testosterone (otherwise known as Low T). One of their main conceptions, TestoFuel, is a darn good option for any man attempting to naturally boost his testosterone. Prime Male is a solid number 3 on our T-boosters list, but there is a little distance between this and our number one recommendation above.