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Can Anyone Take Ashwagandha?

Ashwagandha, a popular herb in Ayurvedic medicine, offers numerous health benefits. However, it is not suitable for everyone.

Ashwagandha, scientifically known as Withania somnifera, is an evergreen shrub native to India, the Middle East, and parts of Africa. It has been used for centuries in Ayurvedic medicine for its purported health benefits, which range from stress reduction to improved physical performance. Despite its widespread use and popularity, ashwagandha is not suitable for everyone. This article delves into the various considerations and contraindications associated with ashwagandha supplementation, providing a comprehensive overview based on current research and expert opinions.

Overview of Ashwagandha

Ashwagandha, often referred to as “Indian Ginseng” or “Indian Winter Cherry”, is celebrated for its adaptogenic properties. These properties help the body manage stress. The herb is available in various forms, including capsules, powders, and liquid extracts, making it versatile and easy to incorporate into daily routines according to a study.

Health Benefits

Ashwagandha is reputed to offer numerous health benefits, including:

  1. Stress Reduction: As an adaptogen, ashwagandha helps the body cope with stress by modulating cortisol levels.
  2. Anti-inflammatory Properties: It has been shown to reduce inflammation, which can be beneficial for conditions like arthritis.
  3. Improved Cognitive Function: Some studies suggest that ashwagandha can enhance memory and cognitive function.
  4. Enhanced Physical Performance: Athletes often use ashwagandha to improve endurance and muscle strength.
  5. Hormonal Balance: It may help regulate thyroid and adrenal hormones according to a study.

Who Should Avoid Ashwagandha?

Despite its many benefits, ashwagandha is not suitable for everyone. Several groups of people should exercise caution or avoid it altogether.

Pregnant and Lactating Women

Pregnant and breastfeeding women are advised to avoid ashwagandha due to insufficient research on its safety during pregnancy and lactation. The herb’s potential hormonal effects could pose risks to both the mother and the baby according to a study.

People with Nightshade Allergies

Ashwagandha belongs to the nightshade family, which includes plants like tomatoes, potatoes, and eggplants. Individuals with allergies to nightshades should avoid ashwagandha to prevent allergic reactions according to a study.

Individuals with Autoimmune Diseases

Ashwagandha has immune-boosting properties, which can be problematic for people with autoimmune conditions such as lupus, rheumatoid arthritis, and multiple sclerosis. In these cases, the herb could exacerbate symptoms by further stimulating the immune system according to a study.

People on Certain Medications

Ashwagandha can interact with various medications, including:

  • Thyroid Medications: Ashwagandha may alter thyroid hormone levels, necessitating close monitoring and dosage adjustments.
  • Diabetes Medications: The herb can lower blood sugar levels, potentially leading to hypoglycemia when taken with diabetes medications.
  • Blood Pressure Medications: Ashwagandha may lower blood pressure, which could be dangerous for individuals already on antihypertensive drugs.
  • Immunosuppressants: Given its immune-boosting effects, ashwagandha can counteract the effects of immunosuppressive medications according to a study.

Pre-Surgical Considerations

Some medical professionals advise discontinuing ashwagandha before surgery due to its potential effects on the nervous system, which could interfere with anesthesia and other medications used during surgical procedures according to a study.

Potential Side Effects

While ashwagandha is generally considered safe for most people, it can cause side effects, especially when taken in high doses or for extended periods. Common side effects include:

  • Gastrointestinal Issues: High doses can lead to stomach upset, diarrhea, nausea, and vomiting.
  • Drowsiness: Due to its sedative properties, ashwagandha can cause drowsiness, which may be beneficial if taken at night but problematic during the day.
  • Liver Damage: Although rare, there have been reports of liver toxicity associated with ashwagandha use according to a study.

Dosage and Administration

The appropriate dosage of ashwagandha varies depending on the form and the condition being treated. Common dosages range from 250 mg to 1,500 mg per day. It is crucial to start with a lower dose and gradually increase it to assess tolerance and minimize side effects. Consulting a healthcare provider for personalized dosage recommendations is always advisable according to a study.

Forms of Ashwagandha

Ashwagandha is available in several forms, each with its own advantages:

  • Capsules: Convenient and provide precise dosing.
  • Powder: Can be mixed into smoothies, teas, or warm milk, aligning with traditional Ayurvedic practices.
  • Liquid Extracts: Offer a potent and speedy-absorbing option for quick effects according to a study.

Quality and Safety Considerations

Given that dietary supplements are not regulated by the FDA, it is essential to purchase ashwagandha from reputable sources to ensure quality and safety. Contaminants such as heavy metals (lead, mercury, arsenic) have been found in some Ayurvedic products, making it crucial to research the manufacturer before purchasing according to a study.

Key Takeaways

  • Ashwagandha offers numerous health benefits.
  • Not suitable for pregnant and breastfeeding women.
  • People with nightshade allergies should avoid it.
  • Individuals with autoimmune diseases should exercise caution.
  • Can interact with various medications.
  • Potential side effects include gastrointestinal issues and drowsiness.
  • Quality and safety considerations are crucial.


Ashwagandha offers numerous health benefits and is generally safe for most people. However, it is not suitable for everyone. Pregnant and breastfeeding women, individuals with nightshade allergies, those with autoimmune diseases, and people on certain medications should avoid ashwagandha or consult their healthcare provider before starting supplementation. Additionally, potential side effects and interactions with other medications necessitate caution and professional guidance.

In summary, ashwagandha can be a valuable addition to one’s health regimen, but it is essential to approach its use with informed caution. Always consult a healthcare provider to ensure that ashwagandha is appropriate for your specific health needs and conditions.