Feeding the Nervous System: Adaptogens, Diversity, and the Future of Food

We often think about food in fairly simple terms. 

Fuel.

Comfort. 

Convenience. 

And while all of these matter, they are only part of the picture. 

Because food doesn’t just nourish us - it communicates with us, constantly influencing how we feel, how we respond to stress, and how resilient we are in the face of a demanding world. 

The nervous system is always listening

Before we think about nutrients or ingredients, the body is taking in information. 

Taste. 
Aroma. 
Texture. 
Temperature. 

All of these act as signals - feeding into the nervous system through the gut, through the vagus nerve, through a constant exchange between body and brain. And the message they carry matters. 

When food feels safe, nourishing, and grounding, the body receives permission to move to a state where digestion, repair, and restoration can happen. But in modern life, that state can be surprisingly hard to access. 

 

Why modern life changes how we eat - and how we feel

Most of us are navigating a world that is, quite simply, neurologically demanding. We’re constantly processing - emails, notifications, decisions, information. Often eating on the go, distracted, or in a state of low-level stress. 

At the same time, many of us are disconnected from the rhythms that once shaped how we ate - seasonality, variety, and the slower pace of traditional food cultures. 

And as that’s happened, food itself has often become simplified. More convenient, yes, but often less diverse, less complex, and less connected to the systems that support our resilience. 

Because every meal is doing more than providing nutrients. It’s shaping how the body responds to stress. 

 

Resilience isn’t about strength - it’s about adaptability 

At The Herbtender we often talk about resilience in terms of our mantra “bend, don’t break.” 

It’s not about being permanently calm or unaffected by stress. It’s about flexibility - the ability to respond, recover, and return to balance. 

And increasingly, both traditional knowledge and modern science are converging on the same idea: 

Health isn’t just about what the body can withstand. 
It’s about how well it can adapt. 

So the question becomes - what role can food play in that? 

 

Diversity: one of the most overlooked foundations of health 

One of the most powerful - and often simplest - ways to support resilience is through diversity in what we eat. 

A diverse diet brings a wide range of nutrients, but also phytochemicals - plant compounds that interact with the body in subtle and meaningful ways. Many of these compounds help to regulate inflammation and protect against the cumulative effects of stress. 

Diversity also shapes the gut microbiome, which we now understand to be deeply connected to immune function and mental wellbeing. 

The gut and brain are in constant dialogue. What happens in one influences the other. So supporting gut health isn’t just about digestion. It’s about how we feel, think, and function. 

 

Reintroducing diversity doesn’t have to be complicated 

There’s often a perception that eating well requires doing everything perfectly. But when it comes to diversity, small changes can have a disproportionate impact. 

• Adding herbs and spices. 
• Including more colours on the plate. 
• Introducing bitter greens or less familiar plants. 
• Sprinkling some seeds. 
• Adding a herbal tea 

These are small, accessible ways to increase the complexity of what we eat - and they begin to restore something that has been lost from many modern diets. 

 

Adaptogens: supporting balance from within 

Within this wider picture of plant diversity, there’s a group of herbs and mushrooms that have long been valued for their role in supporting resilience. 

These are often referred to as adaptogens. 

Used for centuries in traditional systems such as Ayurveda and East Asian medicine, adaptogens weren’t seen as an instant cure, but as daily supports - something taken regularly, in small amounts, over time. 

They’re often described as “normalising”. 

• Not pushing the body in one direction. 
• Not stimulating or sedating. 
• But supporting the body’s ability to respond appropriately to stress. 

In modern terms, they’re thought to influence systems like the nervous system, the endocrine system, and the immune system - all of which play a role in how we experience, adapt to, and recover from, stress. 

 

A different kind of support 

What’s interesting about adaptogens is that they don’t fit easily into a simple model of cause and effect. Rather than producing a single, targeted outcome, they appear to work more broadly - supporting balance and regulation across systems. 

Traditionally, they’ve been associated with energy, stamina, and recovery, particularly in the context of ongoing stress. Today, they’re being explored through the lens of physiology - including their relationship with the body’s stress response systems. 

Because sometimes helping the body do what it’s designed to do is all we need to support health. 

 

From everyday food to modern life 

Historically, these plants and mushrooms weren’t separate from food. They were part of it. Added to broths, teas, and everyday cooking - woven into daily life in a way that felt natural and sustainable. 

Modern formats - capsules, powders, extracts - have made them easier to access. But the principle remains the same. What matters most is consistency, quality, and integration into daily routines. 

 

Rethinking what food is for 

As we look towards the future, there’s an opportunity to think differently about what food can be. Not just a source of nutrients but a way of supporting regulation, adaptation and resilience. A way of working with the nervous system, rather than against it. 

Because when we begin to feed the systems that allow us to adapt, change happens. Energy becomes steadier. Recovery feels easier. The body becomes a little more resilient, a little more able to meet the demands of modern life. 

And that, perhaps, is where the real potential of food lies. 

By Schia Mitchell Sinclair MNIMH, Chief Herbalist at The Herbtender