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Can I take Evening primrose oil and Turmeric with black pepper together?

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Taking evening primrose oil and turmeric together may increase your risk of bruising or bleeding. This is because both supplements have properties that can thin the blood or slow down the formation of blood clots.

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Varför detta händer

Evening primrose oil contains gamma-linolenic acid (GLA), which can interfere with how platelets (the cells that help blood clot) stick together. Turmeric (curcumin) also has natural anti-clotting effects. When used together, these effects can add up, making it harder for your blood to clot if you injure yourself. Additionally, the black pepper (piperine) in your supplement can increase the absorption of many substances, potentially making the effects of the evening primrose oil stronger.

Use this combination with caution. If you notice unusual bruising, nosebleeds, or bleeding gums, stop taking them and speak to your doctor. You should stop taking both supplements at least two weeks before any scheduled surgery. If you are already taking prescribed blood thinners (like warfarin, aspirin, or clopidogrel), do not take this combination without medical supervision.

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Epilepsi eller Schizofreni

Nattljusolja kan öka risken för anfall, särskilt hos personer med en historia av epilepsi eller de som tar fenotiaziner för schizofreni.

Blödningsrubbningar eller kommande operation

Both supplements can thin the blood and increase the risk of bruising or bleeding. You must stop taking them at least 2 weeks before any planned surgery.

Gallstones or bile duct obstruction

Turmeric stimulates the gallbladder and can cause painful contractions or blockages if you have existing gallstones or bile duct issues.

Alkohol

It is best to avoid or strictly limit alcohol when taking these supplements. Alcohol can increase the risk of stomach irritation and, in some cases, may interfere with the way your body processes these substances, potentially increasing the risk of side effects.

Grapefruit juice

Grapefruit juice can interfere with the enzymes that break down certain compounds in turmeric and black pepper. This may lead to higher levels of the supplement in your bloodstream, increasing the risk of side effects. It is best to avoid large amounts of grapefruit juice.

Foods high in Vitamin K (e.g. leafy greens)

Turmeric may have mild blood-thinning properties. If you are taking turmeric alongside a diet very high in Vitamin K, or if you are on blood-thinning medication (like warfarin), this could affect how your blood clots. Maintain a consistent intake of Vitamin K-rich foods rather than making sudden large changes.

Fatty meals

Both evening primrose oil and turmeric (curcumin) are fat-soluble. Taking them with a meal that contains some healthy fats (such as yoghurt, avocado, or olive oil) can significantly improve how well your body absorbs them.

Caffeine

Piperine (found in black pepper) can slow down the rate at which your body rids itself of caffeine. This may increase the effects of caffeine, leading to jitters, heart palpitations, or insomnia.

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Taking multiple medicines? Our Interaktionskontroll för läkemedel helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.

Ansvarsfriskrivning

Denna information är endast avsedd för allmän utbildning och bör inte användas som en ersättning för professionell medicinsk rådgivning. Rådfråga alltid din läkare, apotekare eller annan kvalificerad vårdpersonal innan du fattar beslut om dina mediciner. Individuella omständigheter kan variera, och endast en vårdpersonal som känner till din medicinska historia kan ge personlig vägledning.

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Artikelhistorik

Informationen på denna sida är skriven och granskad av kvalificerade kliniker.

  • 25 jan 2026 | Ursprungligen publicerad
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