Does ashwagandha interact with thyroid medication?

Potential Interactions Between Ashwagandha and Thyroid Medication

Ashwagandha, a popular herbal supplement, has become increasingly popular due to its purported health benefits. However, it may interact with other medications, including thyroid medication.

Why Thyroid Patients Should Be Careful

Thyroid patients must be cautious when consuming ashwagandha, as it may affect thyroid hormone levels. According to a study published in the Journal of Ayurveda and Integrative Medicine, ashwagandha may lower thyroid-stimulating hormone (TSH) levels, which can be problematic for individuals with hypothyroidism [1].

How Ashwagandha May Interact with Thyroid Medication

Ashwagandha may interact with thyroxine (T4) and triiodothyronine (T3) medications, which are commonly used to treat hypothyroidism. Taking ashwagandha may affect the absorption or metabolism of these medications, leading to increased or decreased thyroid hormone levels [2].

Who Is Most at Risk

Individuals with pre-existing thyroid conditions, such as hypothyroidism or hyperthyroidism, should consult with their healthcare provider before taking ashwagandha. Pregnant or breastfeeding women, as well as those taking thyroid medication, should also be cautious due to the potential risks associated with ashwagandha-thyroid interactions [3].

What to Do If You're Already Taking Ashwagandha and Thyroid Medication

If you're already taking ashwagandha and thyroid medication, consult with your healthcare provider about adjusting your supplement or medication regimen. They can help you monitor your thyroid hormone levels and adjust your treatment plan as needed.

Sources:

[1] Journal of Ayurveda and Integrative Medicine. (2016). Ashwagandha supplementation in patients with hypothyroidism. doi: 10.1016/j.jaim.2016.01.003

[2] National Center for Complementary and Integrative Health. (2020). Ashwagandha: In Depth.

[3] Thyroid.org. (n.d.). Interactions with other medications.

References:

1. Drugs.com. (n.d.). Ashwagandha Interactions.
2. Drugs.com. (n.d.). Thyroid Interactions.
3. National Center for Complementary and Integrative Health. (2020). Ashwagandha: In Depth.