7 Peruvian Herbs Your Grandmother Already Knew About

Ask anyone who grew up in Peru what their grandmother did when someone got a stomachache, could not sleep, or came down with a cold, and you will hear about a kitchen cupboard full of dried leaves and roots. No prescriptions, no supplement labels. Just plants she trusted because her mother trusted them.

A lot of that folk knowledge has held up surprisingly well under a microscope. Some of it has not. Here are seven herbs that show up again and again in Peruvian homes, what abuela actually used them for, and where the research stands today.

1. Manzanilla (chamomile)

If there is one tea in every Peruvian kitchen, it is manzanilla. Upset stomach, restless toddler, period cramps, a cold coming on. Chamomile was the answer to all of it. The flower contains apigenin, a compound that binds to receptors in the brain associated with calm, which is part of why it has a mild settling effect. Modern studies are modest but consistent for sleep quality and digestive comfort. It is gentle enough for almost everyone, which is exactly why it became the household default. A cup after dinner is still one of the easiest wellness habits going.

2. Muña (Andean mint)

Muña grows wild high in the Andes and smells like a cross between mint and oregano. Grandmothers in Cusco and Puno brewed it for indigestion, bloating, and the heaviness that comes after a big plate of food. It was also the go-to for soroche, the altitude sickness that hits travelers in the mountains. The essential oils in muña, mostly menthol-type compounds, explain the settling effect on a full stomach. Brew it hot and covered for a few minutes after a heavy meal.

3. Maca

Up on the Junin plateau above 4,000 meters, families have eaten maca root for generations, usually cooked or dried into powder rather than brewed. It was food first, fuel for hard work at thin-air altitude, and a traditional tonic for energy and stamina. Maca is an adaptogen, meaning it works slowly and steadily rather than like a stimulant. You do not feel a buzz. You feel it over weeks. That is the honest pitch, and it is also why people who expect a coffee-style kick are often disappointed at first.

4. Uña de gato (cat's claw)

Cat's claw is a woody vine from the Amazon, named for the little hooked thorns along its stem. Ashaninka communities used the inner bark for joint aches and to support the body's defenses. It carries two groups of alkaloids, and reputable suppliers actually test the ratio because mixing the wrong chemotypes can cancel out the benefits. Research on joint comfort is encouraging but still early, so treat it as traditional support rather than a cure for anything.

5. Valeriana (valerian root)

When sleep would not come, the old remedy was valerian root, not a pill. It has a famously earthy smell, which is putting it kindly. The active compounds appear to nudge the GABA pathway, the same calming system many sleep aids target, though far more gently. Valerian is not a knockout. Brewed correctly, with a 10 to 15 minute covered steep, it takes the edge off and makes falling asleep easier. Brewed for two minutes, it does almost nothing, which is why so many people think it does not work.

6. Chanca piedra (stone breaker)

The name translates to stone breaker, and that tells you what Amazonian and Andean families used it for: kidney and urinary support, passed down as the herb you reached for when someone had gravel or stones. The traditional use is centuries old. The clinical evidence is still preliminary, with most of the promising work done in labs and animals rather than large human trials. Worth knowing before you treat it as more than traditional support.

7. Eucalipto (eucalyptus)

Not native to Peru, but so thoroughly adopted that it might as well be. When a cold or chest congestion went around, grandmothers boiled eucalyptus leaves and had everyone lean over the pot with a towel over their head to breathe the steam. The eucalyptol in the leaves genuinely helps loosen congestion, which is why it still turns up in commercial chest rubs and lozenges. The home steam version is older and cheaper.

What holds up, and what to keep in perspective

The honest summary: the digestive and calming herbs, manzanilla, muña, valerian, have the most everyday evidence behind them, mostly because they are gentle and well studied. Maca and cat's claw have real traditional weight and growing research, but it is early. Chanca piedra and eucalyptus sit on long folk tradition with science still catching up in places.

None of this is medical advice, and we are not your doctor. If you are pregnant, nursing, on medication, or managing a health condition, check with a professional before adding any herb, since even gentle plants can interact. Start with one at a time so you actually know what is doing what.

Most of these are a cup of tea away. Our Teas collection carries the muña, valerian, and chamomile your grandmother would recognize, and the Best Sellers page is a decent place to start if you are new to all of it. A few worth a look: Muña Tea, Maca, and Cat's Claw.

*These statements have not been evaluated by the FDA. Chamomile Tea is not intended to diagnose, treat, cure, or prevent any disease.