Can I drink coffee with levothyroxine?

No, coffee can reduce levothyroxine absorption by 27-36% if drunk near your dose — wait at least 30-60 minutes after taking your medication before having coffee.

What foods and drinks should I avoid at the start of my levothyroxine dose?

Take levothyroxine on an empty stomach with water, keeping coffee, calcium, iron, soya, and breakfast at least 30-60 minutes away, and calcium or iron supplements at least 4 hours away from your dose.

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Can I eat this with Levothyroxine?

Levothyroxine absorption is easily blocked by food — especially calcium, iron, soya, and coffee. Timing is everything.

Also sold as Evotrox, Levothroid, Teriston, Tirosint, Vencamil. Brand names from the NHS Dictionary of Medicines and Devices.

Type any food below for an instant verdict — we check 74 foods and drinks for Levothyroxine (0 to avoid, 72 to take care with) — or tap one below.

Quick answers

Can I drink coffee with levothyroxine?: No, coffee can reduce levothyroxine absorption by 27-36% if drunk near your dose — wait at least 30-60 minutes after taking your medication before having coffee.
What foods and drinks should I avoid at the start of my levothyroxine dose?: Take levothyroxine on an empty stomach with water, keeping coffee, calcium, iron, soya, and breakfast at least 30-60 minutes away, and calcium or iron supplements at least 4 hours away from your dose.

Grounded in the checker below and the full guide. Not a substitute for your pharmacist.

1 · What do you take?

Levothyroxinealso thyroxine, synthroid, eltroxin

Levothyroxine absorption is easily blocked by food — especially calcium, iron, soya, and coffee. Timing is everything.

Take on an empty stomach with water, 30-60 minutes before breakfast and coffee. Keep calcium, iron, and soya at least 4 hours away from your dose. Nothing here is banned — it is all about the gap.

Read our full Levothyroxine guide →

2 · What do you want to eat or drink?

Tap a food to see the answer, or type any food or drink in the box above.

Take care with Levothyroxine· 72

Fine with Levothyroxine· 2

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This checker summarises published guidance (NHS medicine pages, patient information leaflets and drug labels) for general information only. It is not medical advice, it is not exhaustive, and it cannot account for your dose, kidney function, other medicines, or health conditions. Always follow your prescriber, pharmacist, or the patient information leaflet — especially before changing what you eat or drink. See our editorial policy.

Food groups that matter with Levothyroxine

Every medicine each one affects, on one page.

Affected by the same foods as Levothyroxine.