Why was having black teeth once considered a sign of beauty and wealth

Forget pearly whites—for centuries, the most desirable smile was stained jet-black, a costly and exclusive symbol of high society.

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UsefulBS
July 15, 20254 min read
Why was having black teeth once considered a sign of beauty and wealth?
TLDR

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Historically in places like Japan, blackening teeth (Ohaguro) was a status symbol. It showed you were wealthy enough to afford sugar and the expensive lacquer used for the staining. It was also a sign of beauty and maturity, contrasting with white face makeup and helping to prevent tooth decay.

The Gilded Smile: Why Was Having Black Teeth Once Considered a Sign of Beauty and Wealth?

In our modern world, a radiant, pearly white smile is often seen as the gold standard of beauty and health. We spend billions on whitening toothpaste, strips, and professional treatments to achieve it. But what if the ultimate status symbol wasn't a brilliantly white grin, but one that was lacquered a deep, glossy black? For centuries, in different corners of the world, blackened teeth were not a sign of poor hygiene but a revered mark of sophistication, beauty, and immense wealth. This post delves into the fascinating history behind this practice, exploring the cultural and economic reasons why black teeth were once highly desirable.

A Mark of Maturity and Marital Status: Ohaguro in Japan

The most famous and deliberate practice of teeth blackening comes from Japan, where it was known as ohaguro. Far from being a random quirk, ohaguro was a deeply embedded cultural tradition that lasted for centuries, becoming particularly widespread during the Edo period (1603-1868). It was primarily practiced by aristocratic women, geishas, and married women from various social classes.

The reasons behind ohaguro were multifaceted:

  • Aesthetic Beauty: In a culture where women often wore thick, white rice powder makeup (oshiroi), naturally yellowing teeth could appear unsightly and jarring. The deep, uniform black lacquer provided a stunning contrast, highlighting the pristine white of the face. Black was seen as a colour of beauty and permanence.
  • Symbol of Maturity: The practice was a rite of passage, signifying a girl’s transition into womanhood and her status as a married woman. It was a visible pledge of marital fidelity and loyalty to her husband.
  • Differentiating Humans from Animals: Some historical accounts suggest the practice was a way to distinguish civilized humans from animals, who display their white teeth when aggressive. Blackening the teeth was seen as a subtle, more refined look.

The process involved applying a dark liquid called kanemizu, typically made from iron filings soaked in tea and vinegar. This created a durable, lacquer-like coating that had to be reapplied every few days to maintain its glossy finish.

More Than Just Aesthetics: The Protective Power of Ohaguro

Beyond its cultural significance, ohaguro had a surprising and practical benefit: it was remarkably good for dental health. While it may seem counterintuitive, the lacquer served as a primitive yet effective dental sealant.

Modern analysis of the ingredients reveals why. The combination of tannic acid from the tea and iron created a water-resistant coating that protected the tooth enamel from the acidic byproducts of food and bacteria. As a result, individuals who practiced ohaguro often suffered from significantly less tooth decay. Early European visitors to Japan were often astonished to find elderly people who had practiced ohaguro their whole lives with a full set of healthy teeth, a rarity in the West at the time.

The Sweet Rot: Sugar and Status in Elizabethan England

While Japan's tradition was deliberate and cultural, Europe’s flirtation with black teeth was an accidental, but no less powerful, sign of status. In Elizabethan England, a different kind of black smile emerged among the elite, born from an expensive new indulgence: sugar.

When sugar was first introduced to Europe, it was an incredibly rare and costly luxury, sometimes referred to as "white gold." Only the fabulously wealthy could afford to consume it regularly in their food, drinks, and desserts. The consequence of this high-sugar diet was, predictably, rampant tooth decay, or "sugar rot," which turned teeth black.

Because only the rich could afford the cause, the effect itself became a status symbol. A mouthful of blackened, decaying teeth was a clear and public declaration of one's immense wealth. Queen Elizabeth I herself was famous for her black teeth, a result of her love for sugary treats. For the aspiring classes, it was a look to emulate. Those who couldn't afford sugar were known to deliberately blacken their otherwise healthy teeth with soot and other substances to project an image of affluence they did not possess.

Conclusion

The history of black teeth as a symbol of beauty and wealth is a powerful lesson in how drastically cultural values can shift. In Japan, the intentional practice of ohaguro represented beauty, civilization, and marital commitment, all while providing an unintended health benefit. In Europe, the unintentional decay from sugar consumption became a bizarre but effective advertisement of one's riches. These historical examples remind us that our modern standards of beauty, like the obsession with pearly whites, are not universal truths but cultural constructs. They are deeply tied to the social, technological, and economic realities of a specific place and time.

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