The Rising Science of Rooibos & Brain Health

Rooibos has been part of South African life for generations. Yet still, today, its story is entering a new chapter, one shaped by science, curiosity, and a growing global interest in sustainable, organic ingredients. Early research exploring Rooibos and its impact on long-term wellbeing has begun to reveal why this naturally caffeine-free plant is so widely admired.

Below is what we’ve learned from our conversation with Dr. Taskeen Docrat, a Cape Town researcher studying Rooibos and its potential role in supporting brain health.

What makes Rooibos worth studying?

Rooibos contains unique antioxidant flavonoids, including Aspalathin and Nothofagin, which are currently being examined for their potential to protect cells and reduce inflammation. These compounds are rare, and early studies suggest they may support the pathways linked to cognitive function.

While research is still developing, the scientific interest itself speaks to the promise of this South African herb, especially as a naturally accessible part of daily nutrition.

Why are scientists exploring Rooibos for brain health?

According to Dr. Docrat, the motivation is simple:
“Nature holds many hidden remedies.”

Researchers are drawn to Rooibos because:

  • It is naturally caffeine-free

  • It contains antioxidant compounds not found in other teas

  • It has been around for centuries and is already widely used.

  • It may help reduce oxidative stress

  • It is easy for people to include in their everyday routines

How does Rooibos connect to everyday wellness?

Choosing what we drink each day plays a meaningful role in how we support our bodies over time. Rooibos is naturally rich in antioxidants and calming, making it a simple ritual that aligns with sustainable, long-term health habits.

Dr. Docrat shared that despite having a demanding schedule, she includes Rooibos daily because it helps her feel grounded. It's a small habit that brings steadiness and clarity.

Why this story matters to Brew Kombucha

At Brew, Rooibos has always been our hero ingredient. Long before stepping into the lab, we believed in the strength, calm, and heritage that each leaf carried. Witnessing the science unveil around this organic South African plant reinforces why we choose to ferment it with care, using our scoby to create a healthy soft drink crafted with kindness for people and the environment.

Our Rooibos kombucha offers an easy way to build a daily ritual that feels good, a naturally grounding moment supported by both tradition and emerging science.

Where the research is heading

The current discoveries are preliminary, but they hold promise. Scientists across the globe are investing in a deeper understanding of Rooibos, particularly its unique compounds and how they interact with the human body. The work takes time, and responsible researchers move slowly, but what’s already emerging is inspiring and exciting.

A plant rooted in heritage is becoming part of a modern scientific conversation.
A local tradition is gaining global attention.
And a familiar flavour is revealing new layers of possibility.

A simple ritual to start with

While research continues, Rooibos remains beautifully accessible. Whether brewed as tea or enjoyed in a refreshing Brew Kombucha, it offers a naturally grounding, organic ritual that fits easily into daily life.


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