Women Behind the Tingle: 50Hertz Women’s History Month

March is Women’s History Month.

And if we’re being honest, 50Hertz wouldn’t exist without women.

Not in a symbolic way. Not in a “we should acknowledge this” kind of way.

Literally.

The flavors we built this brand on. The moment that sparked it. The people harvesting in the mountains, the ones who know exactly when something tastes right, the team behind everything you see — so much of it traces back to women.

There’s a saying often attributed to Chairman Mao: women hold up half the sky.

In our business, that’s exactly what we’ve seen.

So instead of doing a generic roundup, we’re telling the stories that actually shaped this brand — and the flavor we can’t stop thinking about.

Here are the women behind it.

Chen Mapo (陈麻婆): The Woman Who Brought the Tingle to the World

Image: An artistic interpretation of Chen Mapo (陈麻婆), the originator of mapo tofu in 19th-century Chengdu.

If you’ve ever had mapo tofu, you’ve already tasted part of this story.

Back in the 1800s in Chengdu, Chen Mapo ran a small roadside stall cooking for laborers. No menu. No fixed recipe.

Many of her customers brought their own ingredients — tofu, scraps of meat — and asked her to cook it for them.

She turned whatever they had into something unforgettable.

Even her name wasn’t glamorous. “Mapo” referred to her pockmarked face — but the food spoke louder than anything else.

She cooked near oil merchants, which may explain why the dish is rich, glossy, and deeply satisfying.

Sichuan pepper had been used in Chinese cooking long before her.

But Chen Mapo did something different.

She helped turn that sensation — the málà combination of heat and numbing tingle — into something people couldn’t forget.

Today, mapo tofu is arguably the most recognized Sichuan dish outside of China — showing up everywhere from home kitchens to Michelin-starred restaurants, from Japanese mabo-dōfu to American adaptations.

For many people, it’s their first encounter with Sichuan pepper.

That “wait… what is this?” moment?

That’s the tingle.

And for a lot of people, it starts here.

Yao’s Mom: The Woman Behind the Moment That Sparked 50Hertz

Photo: Our founder Yao with the woman who inspired 50Hertz in Shaxi, Yunnan, China

50Hertz started with our founder Yao — but the story really begins with his mom.

She finished a simple cucumber salad with green Sichuan pepper oil — something she’d done countless times before. Just a final drizzle.

But that bite hit differently.

Bright. Citrusy. Floral. And then that unmistakable tingle — not spicy, not overwhelming, just… alive.

That moment stuck.

That same oil eventually made its way to a dinner table in the U.S. — this time over mushroom pasta inspired by a Thomas Keller recipe.

People didn’t expect it.

But they kept going back for another bite.

That’s when it clicked for 50Hertz. 

This flavor doesn’t belong in just one cuisine.

It belongs everywhere.

And that idea — crossing cultures, surprising people, making food feel exciting again — became the foundation of 50Hertz.

Sichuan Aunties: The Women Behind the Harvest

Photos: The Sichuan aunties — skilled harvesters whose experience, precision, and judgment shape the flavor of Sichuan pepper long before it reaches the final product.

Before Sichuan pepper becomes a product, it’s a harvest.

And it’s not romantic.

The branches are covered in thorns. The terrain is uneven. The timing is unforgiving.

In many of the regions we work with, the people doing this work are women.

We call them our Sichuan aunties.

They move fast, with a kind of precision you don’t learn from a manual. They know exactly when a husk is ready — not by color charts or timers, but by experience.

Pick too early, you lose aroma.
Pick too late, you lose the tingle.

There’s no room for error.

And this kind of work is disappearing.

It’s physically demanding, it doesn’t scale easily, and a lot of farmers are moving on to other crops.

Which means this flavor — the one we’ve built everything around — isn’t guaranteed.

When we talk about reviving a dying trade, this is what we mean.

And the people still doing it?

Very often, women.

Tao Huabi (陶华碧): The Woman Behind Lao Gan Ma — and the Standard That Inspires 50Hertz

Photos: The Lao Gan Ma jar — and Tao Huabi (陶华碧) herself. Don’t let the stern face fool you — she built one of the most trusted flavors in the world.

Tao Huabi didn’t set out to build a global brand. She just made a chili sauce people wouldn’t stop asking for.

She grew up in Guizhou — one of the poorest provinces in China — and started selling noodles, with her chili sauce on the side. At first, she gave it away. People kept coming back, and then they started taking it with them.

That’s how Lao Gan Ma spread — no marketing, just flavor, carried by passing truck drivers and word of mouth.

She was illiterate. Rarely gave interviews. And if you’ve seen the jar, you know the face — stern, no-nonsense, not exactly inviting.

But the flavor did all the talking.

Even as it grew, her mindset stayed the same: do one thing well, make good chili sauce.

Then she stepped away.

Her sons took over and tried to scale the business, cutting costs — even switching to cheaper chilies. People noticed immediately, and the flavor dropped. By 2021, revenue had fallen to around 4.2 billion yuan (~$580 million USD).

So in her seventies, she came back.

She reinstated Guizhou-grown chilies and reportedly destroyed over 500 tons of product that didn’t meet her standards. No compromises.

Within a few years, revenue rebounded to roughly 5.4 billion yuan (~$750 million USD) — nearly a 30% jump. Not because of marketing, but because it tasted right again.

That’s the part that stays with us. What she built wasn’t just a product — it was a line she refused to cross.

She could have made it cheaper. Easier. More scalable. But she didn’t. She chose consistency over growth, and trust over margin.

And in our own way, that’s the standard we try to hold ourselves to — no shortcuts, no compromises, just flavor that’s actually worth coming back to.

The Women Behind 50Hertz

The story doesn’t stop in Sichuan or Guizhou.

It continues in the people building 50Hertz today.

Photo: Ingrid, 50Hertz’s Director of Operations, on a visit to Goodnow Farms, our partner behind The Herbaceous Green Sichuan Pepper Dark Chocolate. 

Ingrid, our Director of Operations, is often the one helping you resolve order issues and making sure everything runs smoothly behind the scenes. She’s also out in the field — visiting partners, capturing stories, and connecting with the communities we work with.

Her connection to this work runs deep. Her father is from Sichuan, and she was born in Guiyang — the same city as Tao Huabi. She brings a background in food science, nutrition, and entrepreneurship, and constantly pushes us to think more carefully about what we’re building.

Then there’s Liangting, our supply chain backbone.

Photos: Liang Ting (梁婷), who leads sourcing and production in the field, and Manager Xia (夏经理), who oversees factory operations, in 50Hertz gear.

If ideas are where things start, this is how they become real.

While Yao and the team push the creative side — new products, new flavors, new ways to use Sichuan pepper — operations are led by Liang Ting (梁婷) and Manager Xia (夏经理).

Together, they make sure everything behind the scenes actually works.

From sourcing high-quality Sichuan peppercorns, to coordinating with manufacturing partners, to ensuring every batch meets our specifications and standards — they manage the system that keeps 50Hertz moving.

They find the right partners. They vet suppliers. They solve problems before they become visible.

A lot of it happens quietly. But it’s the difference between an idea — and a product you can hold in your hands.

We’re incredibly grateful for Liang Ting and Manager Xia, and the role they play in bringing 50Hertz to life.

Women Hold Up This Brand

What ties all of these stories together isn’t just gender. It’s judgment. Taste. Standards.

A woman in Chengdu who turned a sensation into something unforgettable.

A mother whose finishing touch sparked an idea.

Women in the mountains who know exactly when a pepper husk is ready.

A founder who refused to compromise, even when it would have been easier.

And a team working behind the scenes to bring it all to life.

That’s the throughline.

The tingle may be what people notice first. But behind it is a chain of decisions — when to pick, how to cook, what to keep, what to refuse.

And more often than not, those decisions have been shaped by women.

50Hertz exists because of that.

And this Women’s History Month, that feels worth celebrating!