Medical Experts Caution Against Ashwagandha Supplement Risks

Health officials warned that the popular herbal supplement may interfere with essential prescription medications.

Updated on Oct. 12, 2026 in Alternative Medicine

Medical Experts Caution Against Ashwagandha Supplement Risks

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Medical professionals have advised consumers to exercise caution regarding ashwagandha supplements due to potential drug interactions and serious health risks. The guidance follows concerns that the supplement may negatively impact individuals with pre-existing medical conditions or those currently taking prescription medication.

Why it matters

Ashwagandha can actively alter how the body functions, potentially interfering with treatments for diabetes, thyroid issues, and high blood pressure. Because the supplement may also suppress immune functions or increase hormone levels, improper use could compromise existing medical care.

A 2024 systematic review of 254 people documented improvements in anxiety and sleep outcomes using ashwagandha. The National Center for Complementary and Integrative Health notes that certain supplement preparations may be safe for durations of up to three months.

The players

National Center for Complementary and Integrative Health

This federal agency serves as the lead organization for research and guidance on complementary and integrative health practices in the United States.

The details

While some studies suggest potential benefits, ashwagandha can cause side effects such as drowsiness, stomach upset, and vomiting, and has been linked to rare instances of liver injury. Furthermore, the supplement can influence thyroid hormone levels and interact negatively with medications used for immune suppression or blood pressure management.

Timeline

  1. A systematic review investigating ashwagandha was conducted in 2024.

Health Landscape

This caution aligns with the regulatory framework provided by the National Center for Complementary and Integrative Health regarding herbal product safety. It highlights a critical shift in how medical professionals evaluate the integration of traditional supplements into modern pharmaceutical-reliant treatment plans.

Individuals who are pregnant, breastfeeding, or scheduled for surgery should avoid ashwagandha entirely as advised by health officials. Patients currently prescribed medication for thyroid, blood pressure, or immune conditions must consult a doctor before incorporating these supplements into their daily routine.

The takeaway

Supplements are not regulated the same way as prescription drugs, making it essential for users to research active ingredients and consult healthcare providers. When in doubt, prioritize clinical safety over anecdotal wellness trends to avoid dangerous chemical interactions.

Further reading

Learn more about safety protocols and herbal product research at the Alternative Medicine section.

Source note: This article includes information reported by 2oceansvibe News | South African and international news.

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Do you consult a doctor before starting new herbal supplements for stress or sleep?