Tempted to use steroids but worried about their side effects? The best legal steroids claim to help you build muscles and burn fat but with fewer associated health risks. But which bodybuilding supplements actually work?

Check out our reviews of the 11 best legal steroids for 2024 including our favorite pick, Brutal Force HBULK to see how they stack up against each other.

Compare their ingredients, benefits, and pricing to decide which supplement you want to use during your bulking and cutting cycles.


Legal Steroids of 2024: Quick Overview

1. Brutal Force HBULK - Best Legal Steroid Overall

Pros

  • Helps you gain muscles and cut fat
  • Improves your bone and skin health
  • No need to pay for worldwide shipping
  • Legal Somatropin alternative (with fewer side effects)
  • Speeds up your recovery and healing post-workouts

Cons

  • Not as potent as synthetic HGH

Who Is Brutal Force HBULK Best For?

Brutal Force HBULK is a fantastic choice if you hope to dramatically increase your HGH levels without resorting to injections or prescription meds.

According to the manufacturer, this supplement—which is designed for both cutting and bulking—helps you build muscles quickly, get rid of body fat, and improve your overall fitness. How? Well, it excels among the best legal steroids by stimulating growth hormone production.

Key Ingredients

  • Maca root
  • L-arginine
  • Mucuna pruriens extract
  • Hawthorn berry extract

Price

  • 1 month: $59.99
  • 3 months: $119.98

Brutal Force HBULK Reviews

While it’s challenging to find a specific HBULK review on Reddit and other review sites, Reddit users praise the Brutal Force brand as a 100% legal steroid alternative and hardcore bodybuilding supplement.

Summary

Brutal Force HBULK promises to work almost as effectively as Somatropin—an HGH injection—but has a lower risk of side effects. It helps you achieve your bulking and cutting goals by encouraging your body to make more HGH. Backed by a 100-day guarantee and praised by satisfied customers online, it definitely earned its top spot in our roundup of the best legal steroids.

>>Check the latest prices for Brutal Force HBulk here

2. CrazyBulk HGH-X2 - Best Somatropin Alternative


Pros

  • Accelerates your recovery and muscle healing
  • Doesn’t charge for global delivery
  • Supports your bone density and skin health
  • Natural substitute for synthetic HGH
  • Supports lean muscle growth and fat-burning

Cons

  • You must take 4 capsules every day for the best results

Who Is CrazyBulk HGH-X2 Best For?

CrazyBulk HGH-X2 is a great option if you’re looking for the best legal steroids that are inspired by Somatropin. By supposedly triggering your body to release more growth hormones, it makes it easier for you to build muscles and shed excess fat.

Plus, this supplement gives you the chance to recover faster, so you can get back to the gym quickly. And unlike HGH injections, HGH-X2 doesn’t involve the use of needles.

Key Ingredients

  • Vitamins B6 and C
  • Zinc
  • Choline
  • L-arginine
  • Orange peel extract

Price

  • 1 month: $64.99
  • 3 months: $129.99

CrazyBulk HGH-X2 Reviews

Some Reddit users describe CrazyBulk’s HGH-X2 as a decent HGH supplement[1]  that can help you with cutting and shedding extra pounds.

Summary

If you’re looking for a legal alternative to Somatropin, among the best legal steroids, HGH-X2 by CrazyBulk claims to provide parallel benefits as synthetic HGH (and insists on having minimal health risks). This supplement combines amino acids, vitamins, and minerals to help you reach your bodybuilding goals, whether you’re aiming for muscle gains or fat loss.

>>Check the latest prices for CrazyBulk HGH-X2 here

3. CrazyBulk Tren-Max (Formerly Trenorol) - Best Trenbolone Alternative

Pros

  • Encourages lean muscle growth while giving you more strength
  • Helps your body retain nitrogen for more protein synthesis
  • Supports fat burning while preserving your muscle mass
  • Legal substitute for Trenbolone
  • Assists your body to create more red blood cells

Cons

  • The 4-capsule daily dosage might be too many for some

Who Is CrazyBulk Tren-Max Best For?

CrazyBulk Tren-Max—formally Trenorol—may come in handy if you’re searching for a natural alternative to the steroid Trenbolone out of all the best legal steroids.

Let’s say you’re a fitness enthusiast, bodybuilder, or weightlifter; this supplement makes it possible for you to pack on muscles, sculpt your figure, and perform better during your workouts without compromising your health, which is the case for most anabolic steroids.

Key Ingredients

  • Cat’s claw bark
  • Nettle leaf extract
  • Ashwagandha root powder
  • Magnesium
  • Vitamin E

Price

  • 1 month: $64.99
  • 3 months: $129.99

CrazyBulk Tren-Max Reviews

Many Reddit users commend CrazyBulk Trenorol (now called Tren-Max) as a compelling and safer alternative to the steroid Trenbolone.

Summary

Once known as Trenorol in the world of top legal steroids, Tren-Max by CrazyBulk can be counted as a solid natural substitute for Trenbolone, delivering comparable results with fewer drawbacks. With its potent natural ingredients, it may support muscle growth, strength development, and fat loss. Although it’s a pre-workout supplement, you can also take it on rest days.

>>Check the latest prices for CrazyBulk Tren-Max here

4. CrazyBulk Growth Hormone Stack - Best Growth Hormone Stack

Pros

  • Combines 5 supplements in 1 package
  • Helps your muscles heal and recover more swiftly
  • Legal alternative to synthetic growth hormone
  • Enables you to gain more lean muscles and eliminate fat
  • Increases HGH and testosterone levels and helps with protein synthesis

Cons

  • Pricier than single supplements

Who Is CrazyBulk Growth Hormone Stack Best For?

If you’re an advanced user, the Growth Hormone Stack may help meet your complex fitness needs. CrazyBulk cleverly merges 5 of the best legal steroids in a single stack, which has the potential to boost both your HGH and testosterone levels.

The Growth Hormone Stack helps you maximize your muscle growth while giving you more strength and energy to improve your workout performance.

Key Ingredients

  • Deca-Max (previously known as DecaDuro)
  • HGH-X2
  • Clenbutrol
  • Testo-Max
  • D-Bal

Price

  • 1 month: $229.99
  • 3 months: $459.98

CrazyBulk Growth Hormone Stack Reviews

While it’s difficult to find Reddit reviews of the complete Growth Hormone Stack, reviewers on other review sites describe the stack as a very effective combo for fitness enthusiasts.

Summary

CrazyBulk Growth Hormone Stack is a 5-in-1 package of the best legal steroids with a 2-in-1 purpose. It encourages your body to produce 2 kinds of hormones: testosterone and HGH (which both play a big role in muscle growth). If you’re a power user, this stack also enhances your gym performance—whether you’re in the bulking or cutting stage.

>>Check the latest prices for CrazyBulk Growth Hormone Stack here

5. D-Bal MAX - Best Dianabol Alternative

Pros

  • Improves strengthen
  • Hastens your physical recovery
  • A safer replacement for Dianabol
  • Aids in muscle development and fat-burning
  • The money-back guarantee lasts for 60 days

Cons

  • You need to take 4 pills daily

Who Is D-Bal MAX Best For?

Looking for a legal substitute for Dianabol, among the best legal steroids? D-Bal MAX might be what you need. This supplement claims to produce the same effects as Dianabol but with a lower risk of adverse effects.

Thanks to its testosterone-boosting ingredients, it provides you with more energy and strength, so you can work out more intensely, possibly leading to greater muscle growth and accelerated fat loss. It may also help you recover faster so you can return to the gym refreshed and ready to go again.

Key Ingredients

  • Ashwagandha
  • Caffeine
  • Senactiv
  • Magnesium
  • L-arginine

Price

  • 1 month: $69.99
  • 3 months: $139.99
  • 5 months: $209.99

D-Bal MAX Reviews

Online users on review platforms such as Reddit and Trustpilot share that D-Bal MAX, together with hard work and discipline in the gym, has helped them achieve pronounced muscle gains.

Summary

D-Bal MAX stands out among the best legal steroids by mirroring the effects of Dianabol but with fewer health risks. By enhancing your natural testosterone production, this supplement tries to give you similar advantages as the steroid. You can use it as a pre-workout supplement, as it may help you pack on more muscles while shredding body fat for a leaner, slimmer body.

>>Check the latest prices for D-Bal MAX here

6. CrazyBulk Ultimate Stack - Best Legal Steroid Stack

Pros

  • The stack comes with 6 powerful bodybuilding supplements
  • Supports HGH production and increases testosterone levels
  • Boosts stamina and recovery from workouts
  • Promotes lean muscle mass development while reducing body fat
  • Offers a 60-day money-back guarantee plus free global shipping

Cons

  • It’s a big investment compared to single supplements

Who Is CrazyBulk Ultimate Stack Best For?

The Ultimate Stack by CrazyBulk could be what you’re looking for if you’re serious about bodybuilding. It covers all bases by including 6 of the best legal steroids in 1 package, working together to enable your body to make more testosterone and HGH.

As a result, the stack may put you on the fast track to muscle gain while getting rid of body fat. It may also give you more stamina and strength—so you can power through workout sessions for a longer time.

Key Ingredients

  • Anadrole
  • D-Bal
  • Tren-Max (formerly known as Trenorol)
  • Deca-Max (formerly known as DecaDuro)
  • Testo-Max
  • Clenbutrol

Price

  • 1 month: $274.99
  • 3 months: $549.99

CrazyBulk Ultimate Stack Reviews

Users of this product mostly report that the Ultimate Stack can enhance your fitness journey naturally and safely, with many testifying that they have seen significant improvements in their physiques after use.

Summary

By merging 6 supplements in the Ultimate Stack, CrazyBulk offers you a well-rounded way to enjoy the perks of several of the best legal steroids at the same time. It may help strengthen your body while extending your endurance; of course, it grants you the opportunity to make the most of your muscle-building and fat-burning efforts.

>>Check the latest prices for CrazyBulk Ultimate Stack here

7. CrazyBulk Deca-Max (Previously DecaDuro) - Best Deca-Durabolin Alternative

Pros

  • Shortens your muscle recovery and repair time
  • Promotes joint and tendon health
  • Natural substitute for Deca-Durabolin (with minimal side effects)
  • Pre-workout supplement that supports lean muscle gains and fat loss
  • Ramps up your body’s nitrogen retention, protein synthesis, plus production of red blood cells

Cons

  • Different dosage instructions for workout and rest days

Who Is CrazyBulk Deca-Max Best For?

If you wish you could get the benefits of Deca Durabolin without the hassle of prescriptions or injections, CrazyBulk’s Deca-Max (formerly called DecaDuro) might fit the bill out of all the best legal steroids.

This supplement may help you have healthier joints that work better—which is vital if you’re always working out—and your muscles recover speedily. It empowers you to reach your fitness goals, such as swift muscle development or fat reduction, without risking your health as much as steroids do.

Key Ingredients

  • L-arginine alpha ketoglutarate
  • Acetyl l-carnitine
  • Panax ginseng
  • Wild yam root powder
  • Tribulus terrestris fruit extract

Price

  • 1 month: $64.99
  • 3 months: $129.99

CrazyBulk Deca-Max Reviews

In a review on Reddit, a user named Kartiman describes CrazyBulk’s DecaDuro (now called Deca-Max) as “a strong choice for muscle development and upgraded execution.” His view echoes the feelings of many of this supplement's users.

Summary

In the world of the best legal steroids, Deca-Max by CrazyBulk is known as a relatively safer alternative to the steroid Deca Durabolin. Its blend of herbal extracts and amino acids allows you to bulk up, trim down, and develop muscle mass by helping your body synthesize protein and retain more nitrogen.

>>Check the latest prices for CrazyBulk Deca-Max here

8. GenF20 Plus - Best for Healthy Joints

Pros

  • Triggers the natural release of HGH
  • Relieves joint pain
  • Aims to restore your youthful vitality
  • Increases muscle mass, strength, stamina, and improves recovery
  • The money-back guarantee is up to 67 days

Cons

  • The formula is not vegan-friendly

Who Is GenF20 Plus Best For?

GenF20 Plus could be a practical choice if you want to keep your joints healthy even as you work out intensely. By potentially stimulating your body to produce more growth hormone, this supplement may help strengthen your joints while helping your muscles to recover properly.

It targets the signs of low HGH—which you’re likely to experience as you grow older—such as joint aches and muscle loss. GenF20 Plus is one of the best legal steroids that can help bring back your youthful vitality while helping you build lean muscle and eliminate fat.

Key Ingredients

  • L-arginine
  • Astragalus root extract
  • L-glycine
  • GABA
  • L-glutamine
  • Deer antler velvet

Price

  • 1 month: $69.95
  • 3 months: $199.95
  • 6 months: $349.95

GenF20 Plus Reviews

Fragrant_Tutor8631, an avid Reddit user, believes that GenF20 Plus has the potential to elevate HGH levels in the r/TestosteroneHGH subreddit.

Summary

In case you need extra support for your joints, GenF20 Plus is a viable option among the best legal steroids. It raises your HGH levels as you grow older by prompting its natural release in your body. This supplement claims to relieve the age-related symptoms of dwindling growth hormone (including joint pain). Plus, it is also marketed as a very effective supplement for muscle growth and fat loss.

>>Check the latest prices for GenF20 Plus here

9. HyperGH 14X - Best for Cutting

Pros

  • Speeds up fat loss while promoting muscle definition
  • Enhances your energy levels and workout performance
  • Supports natural growth hormone production
  • Cuts down recovery time between workouts
  • There’s a 67-day refund guarantee

Cons

  • Requires you to take 4 capsules per day

Who Is HyperGH 14X Best For?

Wondering which of the best legal steroids to take during cutting cycles? HyperGH 14X may be an ideal choice if you want to slough off that extra body fat to reveal the lean muscles you worked hard for without resorting to synthetic hormones or prescription supplements.

It works by increasing your body’s HGH release to improve your workout results. The supplement may also help you rev up your energy, allowing you to perform better when you exercise.

Key Ingredients

  • L-tyrosine
  • Tribulus terrestris extract
  • L-glutamine
  • Astragalus root extract
  • L-arginine
  • Phosphatidylcholine

Price

  • 1 month: $69.95
  • 3 months: $199.95
  • 6 months: $349.95

HyperGH 14X Reviews

Tesmysglobv relays in the r/mybusinessneeds subreddit that he experienced amazing results after using HyperGH 14X for 6 months (including more defined muscles and greater strength).

Summary

HyperGH 14X is one of the best legal steroids that lets you make the most of your cutting phases. As it may aid your body in creating more growth hormones, it may increase your lean muscle retention and boost your fat metabolism. HyperGH 14X makes it possible for you to attain a shredded physique—by burning excess fat to allow your muscles to shine.

>>Check the latest prices for HyperGH 14X here

10. Provacyl - Best for Delaying “Male Menopause”

Pros

  • Relieves the symptoms of andropause
  • Boosts testosterone and HGH production naturally
  • Improves your energy levels and stamina
  • Could rev up your libido and sexual performance
  • Supports muscle growth and fat loss

Cons

  • Not designed for women or young men

Who Is Provacyl Best For?

If you’re an older lad going through andropause (a.k.a. “male menopause”), then Provacyl could be a good match out of all the best legal steroids on the market.

Even if your testosterone and HGH levels start to drop as you age, supplements may encourage your body to make more of these hormones again. This could possibly bring about these benefits: more lean muscle mass, less body fat, better libido and sex drive, and stronger stamina.

Key Ingredients

  • Ginkgo biloba
  • L-arginine
  • Panax ginseng
  • D-aspartic acid
  • Muira puama bark extract
  • L-glutamine

Price

  • 1 month: $59.95
  • 3 months: $154.95
  • 6 months: $268.95
  • 12 months: $388.95

Provacyl Reviews

As one Reddit user posted in the r/yourweightlossjourney subreddit, he considers Provacyl as a multifaceted supplement that can help men facing the natural age-related decline of hormone levels.

Summary

Struggling with the symptoms of andropause? Provacyl is one of the best legal steroids that have the potential to help you reclaim your vigor and masculinity with fewer risks than synthetic testosterone replacement therapy. Through natural ingredients that may increase testosterone and HGH levels, the supplement aims to revitalize your energy and sexual performance while boosting muscle growth.

>>Check the latest prices for Provacyl here

11. GenFX - Best for Healthy Aging

Pros

  • Keeps your fitness up to par as you grow older
  • Enhances your energy levels and vitality
  • Improves your brain function and mental clarity
  • Increases lean body mass and athletic performance
  • Increases your HGH levels naturally

Cons

  • Not fitting for vegans or vegetarians since it has animal-based ingredients

Who Is GenFX Best For?

GenFX might be a great fit among the best legal steroids if you want to combat the effects of aging in a natural way. By potentially supporting your body’s HGH creation, it can help restore your youthful vigor, mental sharpness, and physical resilience (without resorting to invasive procedures or synthetic supplements).

This supplement may help you regain your energy levels and build lean muscles through its natural ingredients—a fusion of amino acids, herbal extracts, and animal-based components.

Key Ingredients

  • Anterior pituitary powder
  • Lysine
  • L-arginine
  • Pyroglutamate
  • Hypothalamus
  • L-glutamine

Price

  • 1 month: $49.95
  • 2 months: $89.90
  • 3 months: $124.85
  • 4 months: $149.80
  • 5 months: $174.75
  • 6 months: $199.70
  • 12 months: $399.40

GenFX Reviews

One Reddit user, Robertomaxer, praises GenFX as “an affordable HGH supplement that can provide benefits like faster weight loss and improved focus” in the r/yourweightloss journey subreddit.

Summary

Preparing to embrace aging gracefully? GenFX’s edge over most top legal steroids is that it helps you maintain your health in different ways as you grow older, such as toning your muscles, shedding extra pounds, and sharpening your brain function. It may help your body generate more HGH naturally (and it also has fewer side effects than synthetic HGH).

>>Check the latest prices for GenFX here

How We Ranked the Best Legal Steroids Brands

There are a lot of supplements that work like steroids[2]  out there, so it’s not always easy to pinpoint which ones are better than others. That’s why we made an effort to do extensive research and rank the best legal steroids for cutting and bulking.

Here are some of the factors we kept in mind while comparing their effectiveness and value:

  • Ingredient Quality: All the best legal steroids on our list boast natural ingredients, which were carefully selected to minimize health risks while supporting hormone balance and muscle growth.
  • Manufacturer’s Experience and Reputation: We leaned toward companies with years of experience and a tried-and-tested reputation for crafting top-tier products. We also checked out their customer service, policies, and reviews to ensure they’re doing their best to satisfy their customers.
  • Truthful Advertising: The manufacturers of the best legal steroids we featured advertise their products transparently and accurately without exaggerating their products’ efficacy.
  • Customer Reviews: By relying on authentic feedback from verified sources—such as official websites, reputable platforms, social media, and online forums—we've curated reviews showcasing real and unbiased experiences from folks who've used the products.
  • Side Effects: The best legal steroids we picked are not as risky compared to anabolic steroids, thanks to their natural ingredients. Still, we have to acknowledge they have the potential to cause mild side effects in some users, such as headaches, jitters, hair loss, and nausea.
  • Price and Guarantee: Finally, we've factored in pricing and guarantees—opting for products that strike a balance between fair pricing and quality. This way, you’re more likely to get excellent value for your investment.

>>Check the latest prices for Brutal Force HBULK here

How Do Legal Steroids Work?

Legal steroids are dietary supplements that claim to produce similar effects as traditional anabolic steroids, minus the undesirable side effects and legal complications.

By raising your dropping testosterone levels and stimulating HGH release in natural ways, legal steroids, like top testosterone boosters[3] , may give you comparable advantages to steroids, such as muscle growth, fat burning, increased energy, enhanced performance, and accelerated recovery.

While legal steroids offer remarkable benefits, keep in mind that they're not miraculous shortcuts. To get good results, you need to take your preferred supplement consistently while sticking to a healthy diet and workout routine.

Common Ingredients of the Best Legal Steroids

Curious about the natural ingredients that make up the best legal steroids? Here's a roundup of some of the most common and effective ones:

  • D-aspartic Acid (DAA): This amino acid prompts your body to make more luteinizing hormone (LH), which signals your body to release more testosterone. Studies suggest that d-aspartic acid can raise your testosterone levels by up to 42% in just 12 days, potentially enhancing muscle growth, strength, and fertility [1].
  • Tribulus Terrestris: Since it’s rich in saponins, Tribulus Terrestris may bolster your hormone levels and nitric oxide production. Nitric oxide promotes vasodilation—meaning it causes more blood to flow toward your muscles so it can deliver more oxygen and nutrients [2].
  • Fenugreek: It inhibits the enzyme that’s responsible for converting testosterone into dihydrotestosterone (DHT), allowing you to maintain healthy testosterone levels [3].
  • DHEA (Dehydroepiandrosterone): Your body needs DHEA to create testosterone and estrogen [4]. However, DHEA dwindles as you age, leading to low testosterone, muscle loss, fat build-up, and poor fertility. Supplementing with DHEA may keep your hormones balanced, thereby boosting your muscle growth, strength, energy, mood, and fertility.
  • Korean Red Ginseng: Korean red ginseng can aid in raising your free and total testosterone levels—which is linked to better libido and sexual function [5].
  • Vitamin D3: As one of the most essential nutrients, vitamin D3 can play a role in increasing your body’s testosterone levels [6].
  • Zinc: This mineral supports the immune system, wound healing, protein synthesis, and growth. It also plays a big role in testosterone production; it inhibits aromatase, the enzyme that transforms testosterone into estrogen [7].

Are Natural Steroids Safe?

Thankfully, the best legal steroids for cutting and bulking in our list are designed to prevent the hormonal changes and organ damage usually associated with anabolic steroids.

Nevertheless, some users might experience minor, temporary side effects, such as headaches, nausea, insomnia, or acne.

But before you start taking steroid alternatives, talk to your doctor first to make sure it’s safe for you. Your healthcare provider can give you useful medical advice—especially if you’re an expecting or breastfeeding mom, have health problems, or are taking medications.

FAQs About the Best Legal Steroids

Got more questions about steroid alternatives? Check out our answers to popular queries below.

What Are the Safest Steroids?

In our list of natural steroids that are safer compared to anabolic steroids, some of the supplements that stand out are Brutal Force HBULK, CrazyBulk HGH-X2, and CrazyBulk Tren-Max. These three products may increase muscle gains while elevating athletic performance and expediting post-workout recovery while having minimal associated health risks.

What Are the Most Popular Illegal Steroids?

In the list of the most popular illicit steroids, Dianabol, Anadrol, Trenbolone, and Winstrol are some of the most sought-after substances. They’re known to bring about massive muscle gains and striking performance enhancement. Unfortunately, the misuse of these steroids could lead to severe adverse effects and even the risk of developing an addiction.

Is It Legal to Buy Tren?

Buying Trenbolone—a popular anabolic steroid—is prohibited if you don’t have a prescription; after all, it has dangerous side effects and is likely to be misused. Nonetheless, Trenorol (the legal Trenbolone substitute by CrazyBulk) is a relatively safer alternative. It delivers comparable advantages to the anabolic steroid without the legal complexities or adverse effects.

Final Thoughts on the Best Legal Steroids:

Wishing you could use steroids but don’t want to experience their harmful side effects? The good news is that the best legal steroids may stimulate muscle growth and burn body fat but have minimal risks compared to anabolic steroids.

Brutal Force HBULK earned the #1 spot in our roundup, but all the bodybuilding supplements we reviewed are also great picks. Now, it’s up to you to decide which of these top legal steroids can supercharge your fitness process and help you reach your wildest fitness goals.

>>Check the latest prices for Brutal Force HBULK here


The views and opinions in this article are the advertiser's own and and in no way represent the views or opinion of this newspaper title

References

  1. Topo, E., Soricelli, A., D’Aniello, A., Ronsini, S., & D’Aniello, G. (2009). The role and molecular mechanism of D-aspartic acid in the release and synthesis of LH and testosterone in humans and rats. Reproductive Biology and Endocrinology, 7(1), 120. https://doi.org/10.1186/1477-7827-7-120
  2. Chhatre, S., Nesari, T., Kanchan, D., Somani, G., & Sathaye, S. (2014). Phytopharmacological overview of Tribulus terrestris. Pharmacognosy Reviews, 8(15), 45. https://doi.org/10.4103/0973-7847.125530
  3. Albaker, W. I. (2023). Fenugreek and Its Effects on Muscle Performance: A Systematic Review. Journal of Personalized Medicine, 13(3), 427. https://doi.org/10.3390/jpm13030427
  4. Nassar, G. N., Raudales, F., & Leslie, S. W. (2023, January 2). Physiology, Testosterone. PubMed; StatPearls Publishing. https://www.ncbi.nlm.nih.gov/books/NBK526128/
  5. Leung, K. W., & Wong, A. S. (2013). Ginseng and male reproductive function. Spermatogenesis, 3(3), e26391. https://doi.org/10.4161/spmg.26391
  6. Pilz, S., Frisch, S., Koertke, H., Kuhn, J., Dreier, J., Obermayer-Pietsch, B., Wehr, E., & Zittermann, A. (2011). Effect of vitamin D supplementation on testosterone levels in men. Hormone and Metabolic Research = Hormon- Und Stoffwechselforschung = Hormones et Metabolisme, 43(3), 223–225. https://doi.org/10.1055/s-0030-1269854
  7. As, O., & Kw, C. (1996, April 1). Dietary Zinc Deficiency Alters 5 Alpha-Reduction and Aromatization of Testosterone and Androgen and Estrogen Receptors in Rat Liver. The Journal of Nutrition. https://pubmed.ncbi.nlm.nih.gov/8613886/