Doctors Note Logo

Published on: 9/13/2026

How long do ashwagandha side effects last after I stop taking it?

Most mild ashwagandha side effects, such as drowsiness, upset stomach, nausea, or loose stools, tend to fade within a few days to about two weeks after the last dose as the herb clears your system. Effects tied to hormones or thyroid function, along with rare liver-related reactions, can take several weeks or longer to normalize and may need lab testing to confirm. Timing varies based on your dose, how long you used it, the extract type, other medications, and your overall health, so there are several important factors to consider below. Warning signs like yellowing skin or eyes, dark urine, ongoing abdominal pain, severe fatigue, or a racing heartbeat call for prompt medical attention rather than watchful waiting.

If your symptoms are lingering longer than expected, a free, instant, online symptom check can help you sort out whether what you feel is likely a fading supplement reaction or something else that deserves a closer look, and it points you toward the right next step in minutes without an appointment.

Last reviewed for medical accuracy: 09/12/2026

answer background

Explanation

How Long Do Ashwagandha Side Effects Last After I Stop Taking It?

Ashwagandha is an herb often used to help manage stress, improve sleep, and support overall well-being. Like any supplement, it can cause side effects in some people. If you’ve experienced mild discomfort—such as an upset stomach, headache, or drowsiness—you may be wondering how long these ashwagandha side effects will stick around once you stop taking it. Below, we explain what to expect based on available research and clinical experience.

Why Side Effects Occur and How They Resolve

Ashwagandha side effects typically arise from your body adjusting to the herb’s active compounds (withanolides) and their influence on hormones, neurotransmitters, or digestion. Once you discontinue ashwagandha:

  • The compounds begin clearing from your bloodstream.
  • Any hormonal or metabolic shifts start returning to baseline.
  • Your gut and nervous system readjust to their usual state.

Most side effects fade as the herb exits your system and your body rebalances itself. The timeline varies by side effect type, dosage, and individual factors like metabolism, age, and overall health.

Typical Duration of Common Side Effects

Most people experience only mild side effects, which generally resolve quickly after stopping ashwagandha. Here’s a rough timeline for the most frequently reported reactions:

  • Digestive Upset (nausea, diarrhea, stomach cramps)
    • Onset: Within hours to days of use
    • Resolution: 1–3 days after stopping

  • Drowsiness or Mild Sedation
    • Onset: Often within an hour of taking a dose
    • Resolution: 24–48 hours after the last dose

  • Headache or Mild Migraine
    • Onset: Within hours to days of starting
    • Resolution: 2–5 days after discontinuation

  • Dry Mouth or Thirst
    • Onset: Within hours to days
    • Resolution: 1–2 days after stopping

Rare or More Persistent Side Effects

In rare cases, higher doses or prolonged use may trigger more noticeable changes that take longer to reverse:

  • Hormonal Shifts (thyroid, cortisol changes)
    • Onset: Weeks to months of regular use
    • Resolution: Up to 1–2 weeks for hormones to rebalance

  • Blood Sugar or Blood Pressure Changes
    • Onset: Days to weeks of use
    • Resolution: 3–7 days, depending on medication interactions

  • Allergic Reactions (rash, itching, swelling)
    • Onset: Within hours if severe; days if mild
    • Resolution: 3–14 days; sometimes requiring antihistamines

  • Liver Enzyme Elevations (very rare)
    • Onset: Typically weeks into treatment
    • Resolution: 1–4 weeks after stopping, with monitoring

If any side effect persists beyond these general timelines, or if you develop new or worsening symptoms, it’s important to monitor carefully and consider medical evaluation.

Factors Influencing How Long Side Effects Last

Several variables affect how quickly your body clears ashwagandha and reverses any unwanted effects:

  1. Dosage and Duration of Use
    • Higher daily doses and longer treatment periods can prolong side effects.
  2. Individual Metabolism
    • Faster metabolisms tend to clear compounds more quickly.
  3. Age and Overall Health
    • Older adults or those with liver/kidney issues may take longer to eliminate active compounds.
  4. Concurrent Medications or Supplements
    • Interactions—especially with sedatives, thyroid meds, or blood pressure drugs—can extend or intensify side effects.
  5. Hydration and Diet
    • Adequate water and a balanced diet support faster detoxification and recovery.

Tips to Help Side Effects Fade Faster

While you wait for side effects to subside, you can support your body’s recovery:

  • Stay well-hydrated and eat balanced meals rich in fiber, fruits, and vegetables.
  • Rest and allow extra sleep if you feel drowsy or fatigued.
  • Avoid alcohol and other sedatives if you experienced prolonged sleepiness.
  • Use over-the-counter remedies (e.g., antacids for mild upset stomach) as needed.
  • Monitor your vital signs—blood pressure and blood sugar—if you had related changes.

When to Seek Medical Advice

Most ashwagandha side effects are mild and self-limited. However, certain symptoms warrant prompt attention:

  • Severe or worsening abdominal pain, persistent vomiting, or dehydration
  • Signs of an allergic reaction (trouble breathing, facial swelling, rash)
  • Chest pain, rapid heartbeat, or significant changes in blood pressure
  • Dark urine, yellowing of the eyes or skin (jaundice)
  • Symptoms lasting more than 2 weeks after stopping ashwagandha

If you’re unsure whether your symptoms are serious, consider a free, online symptom check, using the doctor approved Ubie Symptom Checker. This tool can help you decide whether you need urgent care or can continue to monitor your recovery at home.

Monitoring and Follow-Up

  • Keep a simple daily log of your symptoms. Note when each side effect improves.
  • Share this log with your healthcare provider, especially if symptoms persist.
  • If you’re on prescription medications, double-check for interactions before starting or stopping ashwagandha in the future.

Final Thoughts

Most people discontinue ashwagandha with side effects that clear up within a few days to two weeks. Mild symptoms like digestive upset, drowsiness, or headaches usually resolve within 1–5 days. Rare or hormonal effects can take up to 1–2 weeks to rebound fully. Paying attention to your body, staying hydrated, and resting well will help you feel back to normal sooner.

Please remember: if you experience any life-threatening or serious symptoms, speak to a doctor right away. And for mild to moderate concerns, you might start with a free, online symptom check, using the doctor approved Ubie Symptom Checker to guide your next steps. Always consult a healthcare professional before making changes to your medications or supplements.

(References)

  • * Chandrasekhar K, Kapoor J, Anishetty S. 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. Indian J Psychol Med. 2012 Jul;34(3):255-62. doi: 10.4103/0253-7176.106022. PMID: 23439798; PMCID: PMC3573577.

  • * Sharma AK, Basu I, Singh S. Efficacy and Safety of Ashwagandha Root Extract in Subclinical Hypothyroid Patients: A Double-Blind, Randomized Placebo-Controlled Trial. J Altern Complement Med. 2018 Mar;24(3):243-248. doi: 10.1089/acm.2017.0183. Epub 2017 Aug 22. PMID: 28829155.

  • * Mandlik Ingawale DS, Namdeo AG. Pharmacological evaluation of Ashwagandha highlighting its healthcare claims, safety, and toxicity aspects. J Diet Suppl. 2021;18(2):183-226. doi: 10.1080/19390211.2020.1741484. Epub 2020 Apr 3. PMID: 32242751.

  • * Cheah KL, Norhayati MN, Husniati Yaacob L, Abdul Rahman R. Effect of Ashwagandha (Withania somnifera) extract on sleep: A systematic review and meta-analysis. PLoS One. 2021;16(9):e0257843. doi: 10.1371/journal.pone.0257843. Epub 2021 Sep 24. PMID: 34559859; PMCID: PMC8462692.

  • * Mikulska P, Malinowska M, Ignacyk M, Szustowski P, Nowak J, Pesta K, Szeląg M, Szklanny D, Judasz E, Kaczmarek G, Ejiohuo OP, Paczkowska-Walendowska M, Gościniak A, Cielecka-Piontek J. Ashwagandha (Withania somnifera)-Current Research on the Health-Promoting Activities: A Narrative Review. Pharmaceutics. 2023 Mar 24;15(4). doi: 10.3390/pharmaceutics15041057. Epub 2023 Mar 24. PMID: 37111543; PMCID: PMC10147008.

  • * Hersant H, He S, Maliha P, Grossberg G. Over the Counter Supplements for Memory: A Review of Available Evidence. CNS Drugs. 2023 Sep;37(9):797-817. doi: 10.1007/s40263-023-01031-6. Epub 2023 Aug 21. PMID: 37603263.

  • * Philips CA, Valsan A, Theruvath AH, Ravindran R, Oommen TT, Rajesh S, Bishnu S, Augustine P, Liver Research Club India. Ashwagandha-induced liver injury-A case series from India and literature review. Hepatol Commun. 2023 Oct 1;7(10). doi: 10.1097/HC9.0000000000000270. Epub 2023 Sep 27. PMID: 37756041; PMCID: PMC10531359.

  • * Wiciński M, Fajkiel-Madajczyk A, Kurant Z, Kurant D, Gryczka K, Falkowski M, Wiśniewska M, Słupski M, Ohla J, Zabrzyński J. Can Ashwagandha Benefit the Endocrine System?-A Review. Int J Mol Sci. 2023 Nov 20;24(22). doi: 10.3390/ijms242216513. Epub 2023 Nov 20. PMID: 38003702; PMCID: PMC10671406.

  • * Fatima K, Malik J, Muskan F, Raza G, Waseem A, Shahid H, Jaffery SF, Khan U, Zaheer MK, Shaikh Y, Rashid AM. Safety and efficacy of Withania somnifera for anxiety and insomnia: Systematic review and meta-analysis. Hum Psychopharmacol. 2024 Nov;39(6):e2911. doi: 10.1002/hup.2911. Epub 2024 Jul 31. PMID: 39083548.

  • * Arumugam V, Vijayakumar V, Balakrishnan A, B Bhandari R, Boopalan D, Ponnurangam R, Sankaralingam Thirupathy V, Kuppusamy M. Effects of Ashwagandha (Withania Somnifera) on stress and anxiety: A systematic review and meta-analysis. Explore (NY). 2024 Nov-Dec;20(6):103062. doi: 10.1016/j.explore.2024.103062. Epub 2024 Sep 21. PMID: 39348746.

Thinking about asking ChatGPT?Ask me instead

Tell your friends about us.

We would love to help them too.

smily Shiba-inu looking

For First Time Users

What is Ubie’s Doctor’s Note?

We provide a database of explanations from real doctors on a range of medical topics. Get started by exploring our library of questions and topics you want to learn more about.

Was this page helpful?

Purpose and positioning of servicesUbie Doctor's Note is a service for informational purposes. The provision of information by physicians, medical professionals, etc. is not a medical treatment. If medical treatment is required, please consult your doctor or medical institution. We strive to provide reliable and accurate information, but we do not guarantee the completeness of the content. If you find any errors in the information, please contact us.