Neanderthals Practiced Dentistry 59,000 Years Ago, Study Reveals

By VirentaNews Staff — May 14, 2026

In a groundbreaking discovery that redefines our understanding of prehistoric medicine, researchers have uncovered definitive evidence that Neanderthals practiced a form of dentistry over 59,000 years ago. A molar unearthed in a cave in northern Italy shows precise grooves made by a sharp stone tool, indicating deliberate intervention to remove decayed tissue from a deep cavity. This finding, published in the journal Nature, marks the earliest known instance of therapeutic dental intervention in human history. The precision of the drilling suggests not random scratching but a targeted, skillful effort to alleviate pain and prevent infection—capabilities previously thought to belong exclusively to anatomically modern humans tens of thousands of years later. Such a discovery challenges long-held assumptions about Neanderthal intelligence and technological sophistication.

Why This Changes the Narrative on Human Evolution

For decades, Neanderthals were portrayed as brutish, cognitively inferior cousins of Homo sapiens, lacking symbolic thought, advanced tools, or medical knowledge. However, recent archaeological findings—ranging from cave art to medicinal plant use—have steadily dismantled this outdated view. The discovery of dental drilling on a Neanderthal tooth now adds a crucial piece to this evolving picture. At 59,000 years old, this intervention predates the earliest known Homo sapiens dental work by at least 30,000 years. The cavity was located on the occlusal surface of the molar and exhibited signs of bacterial decay, but the presence of striations aligned in a single direction, consistent with tool use, indicates deliberate removal of damaged tissue. This suggests Neanderthals not only recognized disease but also developed practical responses to it—a hallmark of complex cognition and cultural transmission.

The Discovery in the Riparo Mezzena Cave

The tooth was found during excavations at Riparo Mezzena, a rock shelter in the Venetian Prealps that served as a Neanderthal occupation site between 68,000 and 35,000 years ago. The upper right third molar belonged to an adult individual and was analyzed using high-resolution 3D microscopy and micro-CT scanning. Researchers identified multiple micro-striations within the cavity, all oriented in the same direction, ruling out post-mortem damage or natural wear. The tool used was likely a small, pointed stone implement, manipulated with great dexterity to access the decayed area. No evidence of filling or sealing was found, but the removal of infected dentin would have reduced pain and possibly prevented abscess formation. The study’s lead author, Dr. Stefano Benazzi of the University of Bologna, emphasized that this was not accidental wear but a purposeful act of dental care—possibly even self-administered or performed by another group member.

Cognitive and Cultural Implications of Early Dental Care

The implications of this finding extend beyond dentistry; they speak to the broader cognitive and social capacities of Neanderthals. Performing such a delicate procedure requires not only manual skill but also an understanding of cause and effect—recognizing that removing decay could alleviate pain or prevent worsening illness. This suggests a level of medical knowledge previously attributed only to later Upper Paleolithic Homo sapiens. Moreover, such knowledge likely required observation, trial, and transmission across generations—hallmarks of cultural learning. The ability to modify behavior based on health outcomes implies a form of proto-medicine, grounded in empirical experience rather than ritual alone. As ScienceDaily notes, this discovery aligns with other evidence of Neanderthal use of plants with antibacterial properties, such as yarrow and chamomile, further supporting the idea of systematic health practices.

Who Was Affected and Why It Matters Today

This discovery impacts how scientists, educators, and the public understand human origins. It directly challenges the persistent myth of Neanderthal inferiority and reinforces the view that they were not evolutionary dead-ends but skilled, adaptive humans with complex behaviors. The individual who underwent this dental procedure likely endured significant pain before and after the intervention, but the act itself suggests care and empathy within the group. Such social support systems may have contributed to Neanderthal survival in harsh Pleistocene environments. For modern audiences, this finding underscores that innovation and medical insight are not exclusive to Homo sapiens, reshaping narratives in anthropology, medicine, and even bioethics. It also raises questions about how many other Neanderthal achievements have been overlooked due to preservation bias or interpretive assumptions.

Expert Perspectives

While most experts agree the evidence is compelling, some urge caution in interpretation. Dr. Rebecca Wragg Sykes, a Paleolithic archaeologist and author of Kindred: Neanderthal Life, Love, Death and Art, calls the finding ‘a strong case for intentional intervention’ but notes that without additional examples, it’s hard to determine whether this was a rare act or part of a broader practice. Others, like Dr. Jean-Jacques Hublin of the Max Planck Institute for Evolutionary Anthropology, argue that such discoveries fit a growing pattern: ‘Neanderthals were not lesser beings. They had the capacity for planning, care, and innovation—traits we once thought defined modern humans alone.’

As research continues, scientists are searching for similar dental interventions in other Neanderthal remains and analyzing tool residues for organic traces of medicinal compounds. The key question now is whether this was an isolated case or evidence of a wider tradition of care. With new technologies like ancient DNA analysis and microscopic wear pattern mapping, future discoveries may reveal even more about Neanderthal health practices. This single tooth, small in size but immense in significance, opens a new chapter in the story of human medicine—one written not by Homo sapiens, but by our long-underestimated relatives.

Source: New Scientist