Fats and oils

Black currant seed oil

Also called: GLA

Seed oil with GLA.

Why people take it: Skin, joints.
What the evidence says: Limited evidence.
How it is usually taken: Usually 500 mg to 3 g a day.
Be careful: May add to blood thinners.
Medicines it can interact with: May add to blood thinners.

Other fats and oils

Krill oil Cod liver oil Algal oil Flaxseed oil MCT oil Conjugated linoleic acid Phosphatidylserine Lecithin Borage oil Omega-7 Plant sterols Policosanol Omega-3 for kids

Common questions

What is Black currant seed oil?

Seed oil with GLA.

Why do people take Black currant seed oil?

Skin, joints.

Does Black currant seed oil work?

Limited evidence.

How much Black currant seed oil do people take?

Usually 500 mg to 3 g a day.

Is Black currant seed oil safe?

May add to blood thinners.

Does Black currant seed oil interact with medicines?

May add to blood thinners.

Sources and further reading

Last reviewed 31 October 2026. Written by Satya Babu.

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For information only, not medical advice. Supplements are not medicines: they are not tested and approved like drugs before they are sold, and they can interact with medicines. Talk to your doctor or pharmacist before you start one, especially if you are pregnant or breastfeeding, take regular medicines, or have kidney, liver or heart disease.