Deutsch: Nachtschattengewächse / Español: Solanáceas / Português: Solanáceas / Français: Solanacées / Italiano: Solanacee

Nightshade (commonly referred to as solanaceous plants) refers to a diverse group of plants belonging to the family Solanaceae, which includes many species that are significant to global agriculture and cuisine.


Nightshades are prominent in many diets around the world and encompass a variety of plants used both for their nutritional and medicinal properties. The most commonly known edible nightshades include tomatoes, potatoes, bell peppers, and eggplants. These plants are integral to countless culinary traditions and are prized for their unique flavors and nutritional benefits.

Historically, nightshades were both celebrated and viewed with suspicion due to their association with both edible and toxic species. For instance, while tomatoes and potatoes are staples in diets globally, other nightshades like belladonna and mandrake are known for their poisonous properties and historical use in witchcraft and medicine. The edibility of nightshades was often questioned in Europe until the late 17th and 18th centuries, due to their relation to visibly toxic relatives.

Application Areas

In the food context, nightshades are extensively used in various cuisines. Tomatoes are a cornerstone of Mediterranean dishes, while peppers feature prominently in both Asian and Latin American cooking. Potatoes are one of the most widely consumed foods globally, fundamental to Western diets in particular. Eggplants are a mainstay in Middle Eastern and Indian cuisines. These plants are not only used for their primary fruits but also for derived products like paprika, made from dried peppers, and potato starch.

Well-Known Examples

Internationally, nightshades are found in iconic dishes. Tomatoes are essential in Italian pasta sauces and pizza, while potatoes are used in American French fries and Irish stews. Bell peppers are key in Spanish paella and Hungarian goulash, and eggplants are the main ingredient in Middle Eastern baba ghanoush and Greek moussaka.


Here are examples of how nightshades are used in recipes:

  • Tomato Basil Soup: This comforting soup combines ripe tomatoes with fresh basil, garlic, and onions, blended into a creamy consistency.
  • Patatas Bravas: A popular Spanish dish featuring cubes of fried potatoes topped with a spicy tomato sauce.
  • Stuffed Bell Peppers: Bell peppers filled with a mixture of rice, meat, spices, and sometimes additional vegetables, then baked.
  • Eggplant Parmesan: Sliced eggplant, breaded and fried, layered with cheese and tomato sauce, and then baked until golden.

Treatment and Risks

While nightshades are nutritious and widely consumed, they contain alkaloids, such as solanine and capsaicin, which can trigger digestive issues in sensitive individuals. People with autoimmune disorders or those who have nightshade sensitivities may experience joint pain, inflammation, or gastrointestinal distress from consuming these plants. It is advised for those affected to moderate their intake or avoid certain nightshades altogether.

Similar Terms

Related terms include "alliums" which refer to another family of plants like onions and garlic, known for their culinary and health-related properties but distinct from solanaceous plants.


Nightshades are a vital component of global cuisines, providing essential nutrients and flavors. While they are beneficial to most people, they also carry potential health risks for individuals with specific sensitivities or conditions.


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