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15 Foods Once Considered Dangerous or Forbidden

Shannon Quinn - July 16, 2025

Many of the foods we enjoy today were once shrouded in mystery, suspicion, or outright fear. Throughout history, cultural beliefs, health scares, and scientific misunderstandings led people to ban or avoid certain foods—sometimes for centuries. What was once considered forbidden or hazardous is now beloved and commonplace in kitchens worldwide. This fascinating evolution shows how perceptions of food can shift dramatically, often influenced by tradition, religion, or advances in science. Let’s explore 15 foods that made the remarkable journey from being feared or forbidden to being part of our everyday diets.

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1. Tomatoes

In 18th-century Europe, tomatoes earned the ominous nickname “poison apples”. Aristocrats believed the fruit was deadly, as many fell ill or died after eating them from pewter plates—unaware that the acidic tomato leached toxic lead from the dishes. Over time, science dispelled the myth, and tomatoes shed their dangerous reputation. Now, they are a beloved ingredient, found in salads, sauces, and cuisines across the globe. Smithsonian Magazine

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2. Potatoes

When potatoes first arrived in 16th-century France, they were met with suspicion and disdain. Many believed these strange tubers could cause leprosy or were only fit for animals. For decades, potatoes were banned from human tables until advocates like Antoine-Augustin Parmentier and King Louis XVI helped shift public opinion. Today, potatoes are a beloved staple around the world, forming the backbone of countless dishes. History Channel

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3. Lobster

Once considered the “sea cockroach,” lobster was so plentiful along the New England coast that it was relegated to prisoners, servants, and even livestock in colonial America. The crustacean was seen as a food of last resort, with laws even limiting how often it could be served to inmates. Over time, changing tastes and culinary innovation transformed lobster into the prized delicacy it is today, gracing fine dining menus worldwide. Smithsonian Magazine

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4. Coffee

Coffee’s stimulating effects once made it a target for bans and suspicion. In 16th-century Mecca, authorities feared coffeehouses would foster political dissent and banned the drink outright. Similar crackdowns occurred in Europe and the Ottoman Empire, where coffee was sometimes blamed for health problems or social unrest. Despite its turbulent history, coffee eventually gained widespread acceptance. Today, it’s a daily ritual for billions and a cornerstone of modern culture. BBC

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5. Mushrooms

Wild mushrooms once carried a strong stigma, as their mysterious nature and resemblance to toxic varieties fueled fear and superstition. Many cultures avoided eating them, associating mushrooms with poisoning, sorcery, or even death. As scientific knowledge and identification methods improved, people learned to distinguish edible types from their dangerous relatives. Today, mushrooms are celebrated in gourmet cuisine and traditional dishes alike. National Geographic

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6. Chocolate

When chocolate first arrived in Europe, it sparked controversy. Some saw it as a powerful aphrodisiac or even sinful indulgence, leading to its ban in certain monasteries and religious settings. Its exotic origins and stimulating effects fueled both fascination and fear among the elite. Over time, attitudes softened and chocolate transformed into a beloved treat enjoyed by people of all ages around the globe. History Channel

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7. Eggs

Eggs, once a breakfast staple, became controversial in the late 20th century due to concerns about cholesterol and heart disease risk. Many health authorities recommended limiting egg consumption, causing them to fall out of favor for a time. However, research has since shown that eggs can be part of a healthy diet for most people, offering a rich source of protein and nutrients. Harvard T.H. Chan School of Public Health

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8. Garlic

Garlic’s strong aroma and association with the common folk led some ancient Greeks and upper-class Europeans to avoid it, considering it vulgar or even superstitious. Despite this, garlic persisted in folk medicine and everyday cooking. Modern science has since validated garlic’s many health benefits, including heart health and immune support, firmly establishing its place in cuisines and medicine cabinets worldwide. National Institutes of Health

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9. Shellfish

Shellfish such as oysters, mussels, and clams were long viewed with suspicion and sometimes outright banned by various religious traditions, including Judaism and Islam. Concerns about food poisoning and contamination also contributed to their reputation for danger. With the advent of modern sanitation and food safety practices, shellfish have become prized delicacies in many cultures, safely enjoyed by millions. FDA

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10. Pork

Pork has long been restricted or forbidden in major religions such as Judaism and Islam, often for deeply rooted spiritual and cultural reasons. Additionally, pork was once feared in many societies due to the risk of trichinosis, a parasitic disease caused by undercooked meat. Advances in food safety and proper cooking have since reduced this risk, making pork a staple protein in countless dishes around the world. CDC

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11. Fugu (Pufferfish)

Fugu, the Japanese pufferfish, is infamous for containing the deadly neurotoxin tetrodotoxin. Historically, accidental poisonings and fatalities led to outright bans on serving fugu in certain periods of Japanese history. Despite its risks, the fish’s unique flavor and texture made it highly sought after. Today, only specially trained and licensed chefs are legally allowed to prepare fugu, ensuring the removal of toxic parts. As a result, it has become an exclusive delicacy for adventurous eaters in Japan. Japan Times

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12. Rhubarb Leaves

Rhubarb’s reputation suffered due to the toxicity of its leaves, which contain oxalic acid and can cause poisoning if consumed. Early confusion about which parts were safe led many to avoid rhubarb altogether. With time, people learned that only the colorful stalks are edible and delicious, especially in pies and jams. Today, rhubarb stalks are a cherished ingredient in sweet and tart desserts. National Poison Control

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13. Absinthe

Absinthe, the legendary green spirit, was once a symbol of bohemian excess but also the target of intense fear and suspicion. Blamed for causing hallucinations, madness, and social decay, it was banned in much of Europe and the United States throughout the 20th century. Extensive scientific research has since debunked the myths surrounding absinthe’s supposed dangers. Today, absinthe is again legal and enjoyed by cocktail enthusiasts around the world. Smithsonian Magazine

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14. Nutmeg

Nutmeg’s exotic aroma once carried an air of danger. Consuming large amounts was believed to cause hallucinations or madness, leading to restrictions and bans in some regions. While it’s true that nutmeg contains compounds with mild psychoactive effects in high doses, culinary use is perfectly safe. Today, nutmeg is a cherished spice, adding warmth and flavor to sweet and savory dishes worldwide. Medical News Today

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15. Cassava

Cassava, also known as yuca or manioc, was once widely feared due to its naturally occurring cyanide compounds, which can be lethal if the root is not properly processed. Traditional knowledge and careful preparation methods—such as soaking, drying, and cooking—make cassava safe and edible. Today, cassava provides a vital source of carbohydrates for millions, serving as a dietary staple in Africa, South America, and Asia. Harvard T.H. Chan School of Public Health

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Conclusion

The journey of these once-feared or forbidden foods highlights how cultural beliefs, misinformation, and shifting scientific understanding shape what we eat. Foods that were once shunned or banned are now celebrated staples, reminding us that food taboos often reflect the fears and knowledge of their time. As science continues to evolve, it’s essential to approach food trends and taboos with curiosity and critical thinking. Embracing an open mind can help us discover new flavors—and challenge old misconceptions.

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