Ashwagandha
Learn what Ashwagandha is, how it works, what its benefits are, and how to take it correctly. Expert analysis from SportZone.
What is Ashwagandha?
Ashwagandha — Key takeaway: Ashwagandha is a powerful adaptogen that helps the body manage stress, increases resilience to strain, and contributes to overall vitality and balance.
🔬 From SportZone's experience
In our work with over 50,000 clients, we see that a large portion start taking Ashwagandha due to high stress levels and sleep problems. A common mistake is expecting immediate results, but Ashwagandha works cumulatively and requires consistent intake for optimal effect.
⚡ Ashwagandha in brief
- Type: Adaptogenic herb
- Origin: Natural (root of the Withania somnifera plant)
- Best for: Reducing stress, improving energy, and recovery
- When to take: Morning and/or evening
- Daily dose: 300-600 mg extract (standardized to 5% withanolides)
- Main benefit: Supports the body's adaptation to physical and mental stress, improving resilience and well-being.
Simple explanation: What does Ashwagandha do?
Imagine your body is like a car constantly driving on a busy road. Stress is like constant bumps and potholes that wear down the car. Ashwagandha acts like a high-quality suspension that absorbs these shocks, allowing the car to move more smoothly and last longer without damage.
👉 In other words: Ashwagandha helps your body cope better with stress and feel stronger and more balanced.
Scientific explanation of Ashwagandha
Ashwagandha (Withania somnifera) is an adaptogenic plant whose therapeutic properties are mainly due to a group of bioactive compounds known as withanolides. These steroidal lactones, particularly withaferin A and withanolide A, play a key role in the herb's pharmacological action. Ashwagandha's adaptogenic effect is expressed in its ability to normalize physiological functions and increase the body's resistance to various stressors without causing overstimulation or suppression. Mechanisms of action include modulation of the hypothalamic-pituitary-adrenal (HPA) axis, which is central to the stress response, regulation of cortisol levels, as well as antioxidant and anti-inflammatory effects. Withanolides interact with neurotransmitter systems, including the GABAergic system, which contributes to anxiolytic and sedative properties. Furthermore, Ashwagandha can support nerve tissue regeneration and improve cognitive functions, making it valuable not only for stress management but also for overall neurological health.How does Ashwagandha work in the body and why is it effective?
Ashwagandha's main mechanism includes:- HPA axis modulation — regulates the hypothalamic-pituitary-adrenal axis, which controls the stress response, helping to balance cortisol (the stress hormone) levels.
- Antioxidant activity — neutralizes free radicals and reduces oxidative stress, protecting cells from damage.
- Nervous system support — interacts with GABA receptors, contributing to a calming effect and improving sleep quality.
What are the proven benefits of taking Ashwagandha?
- ✅ Reduces stress and anxiety — significantly lowers cortisol levels, leading to a feeling of calmness and reduced anxiety symptoms.
- ✅ Improves sleep quality — aids in falling asleep faster and achieving deeper, more restorative sleep, thanks to its calming properties.
- ✅ Increases physical endurance and strength — improves VO2 max and muscle strength, benefiting athletes and active individuals.
- ✅ Supports cognitive functions — may improve memory, focus, and information processing speed, especially under stressful conditions.
- ✅ Increases testosterone levels in men — some studies have found it contributes to increased testosterone and improved reproductive health.
- ✅ Supports the immune system — has immunomodulatory properties that can enhance the body's defenses.
How to take Ashwagandha for best results?
Dosage: For general well-being and stress reduction, the usual dose is 300-600 mg of standardized extract (with 5% withanolides) daily. For more intense stress or athletic purposes, the dose can be up to 1000-1200 mg, divided into two doses.
📚 Scientific sources
- Chandrasekhar et al., 2012 - „A Prospective, Randomized Double-Blind, Placebo-Controlled Study of Safety and Efficacy of a High-Concentration Full-Spectrum Extract of Ashwagandha Root in Reducing Stress and Anxiety in Adults.“ (DOI: 10.4103/0257-7941.97816)
- Salve et al., 2019 - „Adaptogenic and Anxiolytic Effects of Ashwagandha (Withania somnifera) Root Extract in Healthy Adults: A Double-blind, Randomized, Placebo-controlled Clinical Study.“ (PubMed: 31517876)
- Lopresti et al., 2019 - „An Investigation into the Stress-Calming and Sleep-Improving Effects of Ashwagandha (Withania somnifera): A Double-blind, Randomized, Placebo-Controlled Study.“ (DOI: 10.3390/jcm8070949)
- Wankhede et al., 2015 - „Examining the effect of Withania somnifera supplementation on muscle strength and recovery: a randomized controlled trial.“ (PubMed: 26602821)
When to take: It can be taken both in the morning with food to help cope with stress during the day, and in the evening before bed to improve sleep quality. Dividing the dose into two intakes (morning and evening) is a common practice to maintain stable levels in the body.
Practical advice: Start with a lower dose and gradually increase it to give your body time to adapt and find your optimal intake.
Should you take Ashwagandha?
✅ Yes, if:
- You want to reduce stress and anxiety levels, as Ashwagandha effectively modulates cortisol and calms the nervous system.
- You are looking for a way to improve your sleep quality, as Ashwagandha contributes to faster sleep onset and deeper restorative sleep.
- You want to increase your physical endurance and strength, as it has been shown to improve athletic performance and recovery.
❌ No, if:
- You are taking immunosuppressant medications, as Ashwagandha may stimulate the immune system and interact with them.
- You are pregnant or breastfeeding, due to a lack of sufficient safety research for these groups.
- You suffer from autoimmune diseases such as lupus, rheumatoid arthritis, or Hashimoto's, as Ashwagandha may enhance the immune response.
Who is Ashwagandha NOT suitable for?
- Pregnant and breastfeeding women: There is insufficient research on safety during these periods, so avoidance is recommended.
- People with autoimmune diseases: In conditions such as lupus, rheumatoid arthritis, or Hashimoto's, Ashwagandha may stimulate the immune system, potentially worsening the condition.
- People taking immunosuppressant medications: Due to its immunomodulatory effect, it may reduce the effectiveness of these medications.
- People with thyroid problems: Although it may support thyroid function, individuals with hyperthyroidism or those taking thyroid hormones should consult a doctor due to potential interactions.
Who is Ashwagandha best suited for?
- 🏋️♂️ Strength athletes — to improve muscle strength, post-workout recovery, and reduce stress associated with intense training.
- 🏃 Endurance athletes — to increase VO2 max, enhance stamina, and better manage physical stress during long training sessions and competitions.
- 🧍♂️ Active individuals — for general stress reduction, improved energy levels, and better sleep quality in daily life.
- 🧘♀️ People under chronic stress — to support the body's adaptation to mental and emotional stress, improve mood, and enhance concentration.
What does Ashwagandha combine well with for maximum effect?
- Magnesium — to improve sleep and relaxation, as both supplements contribute to calming the nervous system and reducing muscle cramps.
- L-Theanine — for a synergistic effect on stress reduction and focus enhancement, as L-Theanine promotes alpha brain waves, while Ashwagandha balances cortisol.
- Rhodiola Rosea — another adaptogenic herb that pairs well with Ashwagandha for overall improvement in stress resilience and energy boost without causing jitterness.
Pros and Cons of Ashwagandha
✅ Pros
- Reduces stress and anxiety by balancing cortisol levels.
- Improves sleep quality, aiding faster sleep onset and deep sleep.
- Increases physical endurance and strength, beneficial for athletes.
- Supports cognitive functions like memory and concentration.
❌ Cons
- May interact with certain medications (immunosuppressants, thyroid hormones).
- Not recommended for pregnant, breastfeeding women, or individuals with autoimmune diseases.
- In rare cases, may cause mild gastrointestinal upset.
How to choose quality Ashwagandha?
- Root Extract: In most cases, quality products use root extract as it contains higher concentrations of active ingredients (withanolides).
- Withanolide Standardization: For quality products, the label indicates standardization of withanolide content (e.g., 2.5% to 5%). This contributes to the product's effectiveness.
- Additives (fillers, binders): Avoid products with unnecessary fillers, artificial sweeteners, or colorings. A pure product is preferable.
- Certifications and Third-Party Testing: Products tested by independent laboratories for purity and potency (e.g., for heavy metals or pesticides) offer greater assurance.
When to choose Ashwagandha over alternatives?
- Choose Ashwagandha if:
- You are looking for an adaptogen to reduce stress and improve sleep, without pronounced sedative effects.
- You aim to improve endurance and post-workout recovery, especially during prolonged periods of exertion.
- You need support for cognitive functions and focus during periods of mental strain.
- Choose [Main Alternative, e.g., Rhodiola Rosea] if:
- The priority is a quick boost in energy and focus before intense physical or mental activity.
- You need a stimulant for short-term performance enhancement without worrying about potential sleep impact.
- You are looking for an adaptogen with a more pronounced stimulating effect on the central nervous system.
What to compare Ashwagandha with?
Understand how Ashwagandha differs from other supplements:
- Rhodiola Rosea — Ashwagandha is more focused on stress reduction and sleep improvement, while Rhodiola is better for boosting energy and focus when fatigued.
- GABA — Ashwagandha acts as an adaptogen that modulates the overall stress response, whereas GABA is a direct neurotransmitter with a faster but often shorter-lived calming effect.
- L-Tryptophan/5-HTP — Ashwagandha influences multiple stress management systems, while L-Tryptophan and 5-HTP are precursors to serotonin and are more specific in improving mood and sleep through this mechanism.
⚠️ Important: Dietary supplements are not a substitute for a balanced diet and healthy lifestyle. The information in this article is for educational purposes and does not constitute medical advice. Consult a doctor before use, especially if you are taking medication, have chronic conditions, or are pregnant/breastfeeding.