When Spices Transformed into Medicine

In the sixteenth century, physician-botanists such as Leonhart Fuchs — whose celebrated herbal, De Historia Stirpium, appeared in 1542 — treated spices and plants as part of the materia medica, in an age when the lines between food and medicine were blurred. How did the culinary landscape morph into a pharmacological arena, and what does it reveal about humanity’s relationship with both food and healing?

From turmeric’s reputed anti-inflammatory activity to cinnamon’s much-studied effect on blood sugar, spices have been a crucial part of traditional medicine across many cultures, and some are of genuine interest to modern nutrition research — though the evidence is still preliminary, far from the certainty of a drug. Popular books such as Michael Greger’s How Not to Die (2015) argue for a diet rich in herbs and spices, but they interpret and summarize research rather than constitute it. This raises an intriguing question: if spices were considered medicinal for so long, why do we now view them primarily as culinary enhancements?

The ancient Greeks, Romans, and Egyptians understood the value of spices for flavor and for their therapeutic effects. Hippocrates, known as the father of medicine, recommended garlic as a remedy for numerous ailments, while Dioscorides documented the use of saffron as a cure for melancholia in the 1st century AD. These practices reflect an old conviction that what we consume influences our health — an idea modern nutrition science continues to investigate.

Spices have served dual roles throughout history; they were valued for their health benefits and as commodities that spurred exploration and commerce. The spice trade was a major driver of European exploration in the 15th and 16th centuries, fueling nautical endeavors to find new sources of these valuable goods. In this way, the desire for health and the pursuit of wealth became intertwined.

However, as pharmaceutical advancements took center stage in the 19th century, much of this rich history of using food as medicine was overshadowed. The rise of industrialized medicine led to a shift in public perception: food was no longer viewed as a medicine, but merely a source of pleasure or sustenance. The implications of this shift are profound; it implies an alienation from our food sources and a detachment from the natural remedies our ancestors relied upon.

When we acknowledge the medicinal power of spices, we begin to reconnect with the deeper wisdom embedded in our food traditions. This understanding emphasizes that incorporating spices into our daily diets is not just a culinary choice, but a path to wellness, one that our ancestors instinctively understood.