| | Diet Nutrition | Vitamins
Food Sources of Vitamin B3
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Vegetables
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Asparagus, romaine lettuce, tomatoes, mustard greens, squash, green beans, carrots and broccoli all contain significant amounts of vitamin B3.
Meat, Fish and Poultry
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Protein foods are good sources of vitamin B3. Tuna, chicken breast, beef liver, halibut and salmon are some of the richest sources in this category.
Nuts and Seeds
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Peanuts, peanut butter, mustard seeds and almonds are considered good sources of vitamin B3.
Grains
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Whole-grain foods such as breads, cornmeal, tortillas and cereal are naturally rich in niacin, while processed grain foods are usually enriched with synthetic vitamin B3.
Other Sources
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Vitamin B3 is found in a surprising array of foods that include soy sauce, crimini mushrooms, mango, peaches and cantaloupe.
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