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  • November 08, 2023 3 min read



    The search for natural remedies to combat stress and its associated health effects has led to increased interest in supplements like Lion's Mane. With claims of cognitive enhancement and stress reduction, individuals are curious about whether Lion's Mane has the potential to lower cortisol, a hormone associated with stress. In this article, we will conduct a comprehensive examination of the available evidence and consider guidance from UK government agencies, the NHS, and academic works of renowned UK universities and medics to answer the question: Does Lion's Mane lower cortisol levels?

    Understanding Lion's Mane

    Before delving into the potential impact of Lion's Mane on cortisol levels, it's essential to have a solid grasp of what Lion's Mane is and its purported benefits.

    Lion's Mane (Hericium erinaceus)

    Lion's Mane is a functional mushroom known for its potential cognitive-enhancing properties. It is recognised for its neurotrophic effects, which may stimulate the growth and repair of nerve cells, potentially leading to improved memory, focus, and cognitive function. Lion's Mane has also gained popularity for its use as a nootropic, supporting brain health and cognitive enhancement.

    The Role of Cortisol in Stress

    Cortisol, often referred to as the "stress hormone," is produced by the adrenal glands and plays a vital role in the body's response to stress. It regulates various processes, including metabolism, immune response, and blood pressure. Chronic stress can lead to elevated cortisol levels, which may have adverse effects on physical and mental health.

    Assessing the Impact of Lion's Mane on Cortisol

    To determine whether Lion's Mane can effectively lower cortisol levels, we must consider the scientific evidence, guidance from UK government agencies, and recommendations from the NHS.

    Scientific Evidence

    Studies on Lion's Mane

    While Lion's Mane has been studied for its cognitive-enhancing properties, research specifically focusing on its effect on cortisol levels is limited. Academic works from renowned UK universities may provide insights into any potential impact of Lion's Mane on cortisol.

    Stress Reduction

    Lion's Mane is sometimes associated with stress reduction due to its potential to enhance cognitive function and support overall well-being. However, direct studies on the hormone cortisol in relation to Lion's Mane are relatively scarce.

    Guidance from UK Government Agencies

    To evaluate the potential of Lion's Mane in cortisol reduction, it is advisable to consider the guidance of UK government agencies, such as the Medicines and Healthcare products Regulatory Agency (MHRA).

    NHS Recommendations

    The NHS offers recommendations and guidance on various supplements and herbal remedies. When considering the use of Lion's Mane for stress reduction and potential cortisol control, consultation with a healthcare professional is advised. They can provide personalised advice based on an individual's specific health needs.


    The question of whether Lion's Mane can effectively lower cortisol levels remains a topic of limited scientific research and academic exploration. While Lion's Mane is recognised for its cognitive-enhancing properties and potential stress reduction, concrete evidence regarding its direct impact on cortisol is currently lacking.

    Individuals interested in using Lion's Mane as a potential solution for managing stress and cortisol levels should consult with healthcare professionals and follow the recommendations of the NHS. Personalised guidance is essential to make informed decisions regarding the use of this herbal supplement, especially when it comes to addressing specific health concerns like stress management and cortisol regulation. Always prioritise safety and seek expert advice when considering the use of natural remedies for health and well-being.