List of Foods with Tannins

Tannins are polyphenolic compounds found in various foods and beverages. They are known for their astringent properties and their role in the flavor and preservation of food. Here’s a comprehensive list of foods that contain tannins.

Fruits

  • Apples: Tannins are found mainly in the skins and seeds.
  • Pears: Particularly in unripe pears.
  • Grapes: Especially in the skins, seeds, and stems.
  • Pomegranates: High tannin content in the seeds and peel.
  • Persimmons: Particularly when they are not fully ripe.
  • Quinces: Contains tannins in both the flesh and the skin.
  • Blackberries: Rich in tannins, especially in the seeds.

Nuts and Seeds

  • Walnuts: Tannins are present in the skin and the shell.
  • Almonds: Particularly in the skins.
  • Hazelnuts: Tannins are present in the skins.
  • Chestnuts: Tannin content is higher in the shell and outer layers.

Vegetables

  • Spinach: Contains moderate levels of tannins.
  • Beetroot: Tannin levels are relatively high in the skin.
  • Sweet Potatoes: Tannins are present in the skin and flesh.

Legumes

  • Red Beans: Contains tannins in the skins.
  • Black Beans: Moderate levels of tannins in the skins.
  • Lentils: Tannins are present, though in lower concentrations compared to other legumes.

Beverages

  • Tea: Especially black and green teas, due to the presence of catechins and other tannins.
  • Wine: Red wine has higher tannin content compared to white wine, primarily from the grape skins and seeds.
  • Coffee: Contains tannins, particularly in the roasted beans.
  • Cocoa: Present in cocoa beans and chocolate products.

Herbs and Spices

  • Cloves: High tannin content.
  • Cinnamon: Contains moderate levels of tannins.
  • Oregano: Has a noticeable amount of tannins.

Grains

  • Oats: Contains tannins, though in lower amounts.
  • Barley: Tannin levels are present, particularly in the husk.

Other Foods

  • Dark Chocolate: Contains tannins from cocoa.
  • Red Wine Vinegar: Has residual tannins from the wine used.

This list includes various foods and beverages where tannins are present, providing a broad view of their dietary sources.

Index