Herbs

Maca

Also called: lepidium meyenii, Peruvian ginseng

A Peruvian root vegetable.

Why people take it
Energy, libido, fertility.
What the evidence says
Small studies suggest effects on libido.
How it is usually taken
Usually 1.5 to 3 g of root powder a day.
Be careful
Generally safe as a food.
Medicines it can interact with
May affect hormone treatments.

Other herbs

EchinaceaElderberryGarlic extractGingerPeppermint oilMilk thistleSaw palmettoSt John's wortValerianChamomileLemon balmPassionflowerKavaRhodiolaGinkgoMoringaFenugreekCinnamonBlack seedLicorice

Common questions

What is Maca?

A Peruvian root vegetable.

Why do people take Maca?

Energy, libido, fertility.

Does Maca work?

Small studies suggest effects on libido.

How much Maca do people take?

Usually 1.5 to 3 g of root powder a day.

Is Maca safe?

Generally safe as a food.

Does Maca interact with medicines?

May affect hormone treatments.

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.