Health Literate

Health Literate

How the Immune System Works (And Why Herbalists Need to Know)

understanding immunity, autoimmunity and the path towards balance

Agy | Health Literate's avatar
Agy | Health Literate
May 01, 2025
∙ Paid

When most people think of the immune system, they picture something vague — a defense wall, maybe, or a battalion of white blood cells marching into battle.

In the herbal world, it’s often reduced to a buzzword: boost immunity with this tincture, that tea, a few capsules of dried roots and bark. But the immune system is far more intricate, far more relational, and far more powerful, for better or worse.

It is a system of discernment. Of balance. Of knowing who you are and who you are not.

And if we want to work with herbs in a way that’s wise, responsible, and truly supportive, especially when it comes to immunity, we need to understand the terrain we’re working within.

What is the immune system actually doing when we take elderberry during a cold? Or astragalus for long-term support? What happens when the immune response is under-functioning… or overzealous?

This article is a primer. Not just on how the immune system works, but what herbalists should know to support it more intentionally.

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