How to Optimize Testosterone & Estrogen | Huberman Lab Essentials

Andrew Huberman

Feb 20, 2025

Episode description

In this Huberman Lab Essentials episode, I explain how to optimize hormones—particularly testosterone, estrogen, and related sex steroids—to enhance fertility and overall well-being.

I discuss the sources of testosterone and estrogen and how their levels fluctuate with age in both males and females. I also cover how behaviors such as exercise, cold and heat exposure, light exposure, illness, and breathing patterns affect hormones. Additionally, I examine specific supplements and replacement therapies, highlighting important precautions to consider when adjusting hormone levels.

Episode show notes: https://go.hubermanlab.com/srZp7sJ

Huberman Lab Essentials are short episodes focused on essential science and protocol takeaways from past full-length Huberman Lab episodes. Watch or listen to the full-length episode: https://youtu.be/qJXKhu5UZwk

*Timestamps*
00:00:00 Huberman Lab Essentials; Hormones, Sexual Development
00:01:15 Testosterone & Estrogen Sources & Age, Adrenals
00:03:34 Competition, Males & Testosterone; Dopamine
00:07:56 Testosterone Decreases, Expectant Fathers, Illness
00:09:59 Sleep Apnea, Testosterone, Estrogen, Cortisol, Tool: Nasal Breathing
00:14:25 Dopamine, Cortisol, Fertility, Tool: Light Viewing Behavior
00:16:56 Heat, Cold & Hormone Levels
00:18:39 Resistance & Endurance Training, Testosterone, Tool: Exercise Order
00:20:51 Estrogen, Menopause, Hormone Therapy
00:22:31 Vitamins, Opioids, Supplements, Tongkat Ali, Cancer Risk
00:27:02 Luteinizing Hormone, hCG, Fadogia Agrestis, Tool: Blood Tests
00:31:37 Recap & Key Takeaways

Disclaimer & Disclosures: https://www.hubermanlab.com/disclaimer

Mindsip insights from this episode:

Liberate bound testosterone with Tongkat Ali supplementation

The supplement Tongkat Ali, taken at 400-800 milligrams per day, can help liberate bound testosterone, making more free testosterone available.

#supplement

#testosterone

Exercise caution in hormone modulation to reduce cancer risk

Be cautious when modulating hormones, as tissues with rapid cell reproduction like the testes and ovaries are vulnerable to androgen-sensitive or estrogen-sensitive cancers.

#cancer

#estrogen

Lift weights before cardio to optimize testosterone levels

To optimize testosterone levels when training in the same session, it is best to perform heavy weight training first, followed by endurance activity.

#exercise

#testosterone

Boost testosterone through competition

In the short term, the act of competing itself increases testosterone, independent of whether you win or lose.

#testosterone

Maintain estrogen levels to support male libido

Men will completely lose their libido if estrogen levels are brought too low, as both testosterone and estrogen are needed for a healthy sex drive.

#estrogen

#libido

Recognize testosterone drop in expecting fathers

Expecting fathers experience an almost 50% decrease in both free and bound testosterone levels.

#family

#testosterone

Reduce inflammation to protect sex hormone levels

Inflammatory cytokines like IL-6, released during illness, are bad for sex steroid hormones and can decrease the desire for sex independent of feeling sick.