originally published September 2017  – updated July 2025

Testosterone plays a crucial role in your energy levels, mood, muscle growth, and overall performance. It’s often called the “master hormone” because it supports everything from sex drive and motivation to lean mass and fat metabolism.

But here’s the truth: You don’t need synthetic steroids to keep your testosterone levels optimized.

While testosterone abuse continues to make headlines in professional sports and bodybuilding circles, the reality is that natural testosterone optimization is not only safer — it’s also highly effective when approached the right way. 

In this article, we’ll break down the most effective, research-backed ways to support your testosterone naturally, without compromising your health or your goals.

1. Lifestyle First: Habits That Back Your Hormones

Before you reach for a supplement, start with the foundation: your lifestyle. How you sleep, train, and manage stress directly impacts your ability to optimize natural testosterone levels.

Quality Sleep Is Non-Negotiable

Sleep is one of the most effective (and underrated) tools for testosterone optimization. A foundational study published in JAMA revealed that men who slept only five hours per night for one week saw a 10–15% drop in testosterone levels. 

If you’re not consistently getting 7–9 hours of high-quality sleep, your testosterone levels are likely suffering, no matter how dialed-in the rest of your routine is.

Here’s how to improve your sleep for better hormone health:

• Avoid caffeine after 3 p.m. to allow natural melatonin production.
• Get at least 45 minutes of physical activity daily to support deeper sleep.
• Limit screen time an hour before bed.
• Choose a book over a screen to wind down and improve sleep onset.

Strength Training Signals Testosterone Production

Strength training, especially heavy compound lifts, is one of the most effective ways to naturally increase testosterone levels. 

Multiple studies show that resistance training leads to both short-term spikes and long-term hormonal improvements when performed consistently.

Aim for multiple training sessions per week — three to four at least. Focus on full-body movements like squats, deadlifts, and presses, and progressively increase your workload over time.

Manage Chronic Stress

Chronic stress leads to chronically high cortisol, which is a direct testosterone suppressant. 

If your daily life is full of mental stress or overtraining, your body will prioritize survival over performance. That means reduced testosterone production and slower recovery.

Simple strategies can keep cortisol in check:

• Incorporate daily walks, light cardio, or active recovery.
• Use breathing techniques or guided meditation to wind down.
• Don’t skip rest days — recovery is where adaptation happens.

When you manage stress effectively, you create the internal environment needed to sustain healthy testosterone levels.

2. Nutrition Essentials: What to Eat & Avoid

Nutrition plays a significant role in your hormonal health. Low-fat or overly restrictive diets can sabotage your progress, while the right nutrient profile can help your body produce and regulate testosterone more effectively.

Healthy Fats Are Essential

One of the biggest misconceptions in nutrition is that dietary fat is bad for your health or should be minimized when trying to get lean. But when it comes to hormone production — especially testosterone — this couldn’t be further from the truth.

A 2023 study found that reducing dietary fat causees significant decreases in testosterone levels in men. To avoid this, aim to get 30–35% of your daily calories from high-quality fats, including:

• Grass-fed red meat
• Whole eggs
• Fatty fish like salmon and sardines
• Avocados, olive oil, and coconut oil
• Nuts, seeds, and nut butters

Just remember — you need to stick to healthy fats. Junk food loaded with trans fats or heavily processed seed oils won’t do your testosterone any favors.

If you’re not getting enough healthy fats through your diet, consider supplementing with conjugated linoleic acid (CLA) to fill the gap with clean, omega-rich support.

Key Micronutrients That Support Testosterone

In addition to healthy fats, several vitamins and minerals play a direct role in testosterone production:

• Vitamin D: Supplementation can raise testosterone levels, especially during the winter months or in people with limited sun exposure.
  
• Magnesium: Shown to improve free testosterone levels by enhancing sleep and lowering inflammation.
  
• Zinc: Deficiencies in zinc are directly linked to lower testosterone, especially in athletes and active men.

Supplementation may be necessary for some, especially if lab tests show you’re deficient, but start by dialing in your whole-food intake.

Cut Sugar, Refined Carbs & Alcohol

If you’re serious about optimizing your natural testosterone levels, you need to cut back on testosterone suppressors, particularly refined carbohydrates, excess sugar, and alcohol.

High-sugar diets increase insulin resistance and systemic inflammation, which lower testosterone production, and alcohol impairs testicular function and reduces testosterone synthesis, especially when consumed in excess.

That doesn’t mean you need to go full keto or eliminate alcohol entirely. 

But prioritizing real, nutrient-dense foods while minimizing processed ingredients and binge drinking can make a noticeable difference in your hormonal health.

3. Evidence-Backed Supplementation

If your sleep, training, and nutrition are already dialed in, but you’re still looking for that extra edge, a smart testosterone support supplement can make a difference.

It’s essential to set expectations: no legal supplement can replicate the effects of anabolic steroids, and any product making those claims should raise a red flag. 

What you can expect from high-quality testosterone support supplements is help with maintaining hormonal balance, supporting free testosterone levels, and improving performance, mood, and body composition.

Two Natural Testosterone Boosters We Recommend

When it comes to natural testosterone support, you want the best. We’ve seen consistent results from two evidence-based formulas that take slightly different approaches depending on your needs.

Arimigen by APS Nutrition 

If you suspect your hormone levels are slightly off, Arimigen is a smart place to start. It focuses on regulating estrogen and optimizing testosterone balance using a blend of:

• Arimistane (Androsta-3, 5-diene-7, 17-dione): A powerful estrogen modulator that also reduces cortisol.
• Vitamin D3: Supports free testosterone levels and immune function.
• Zinc & Magnesium: Critical for hormone production and recovery.

Arimigen is ideal for those recovering from a cycle, dealing with high estrogen symptoms, or looking to restore hormonal balance.

TestoShred by EPG

If your levels are within a healthy range but you’re looking to push performance further, TestoShred delivers. 

It’s designed to support lean muscle growth, libido, and thermogenesis with ingredients like:

• Fenugreek Extract: Boosts testosterone and performance.
• Tribulus Terrestris: Supports natural T production and drive.
• Acacetin & Eurycoma Longifolia (Tongkat Ali): Help reduce estrogen conversion while enhancing energy and muscle density.
• Thermogenic complex: Promotes fat metabolism while preserving lean mass.

TestoShred is a great choice if you’re training hard and want to optimize your body composition and recovery without suppressing natural production.

Naturally Optimize Your Testosterone Levels With Black Diamond Supplements

Optimizing your natural testosterone levels isn’t about chasing shortcuts — it’s about committing to the proper habits, fueling your body with purpose, and choosing supplements that are backed by science, not hype.

Explore our curated lineup of testosterone support supplements to find the formula that best suits your training style and goals.