Which food is highest in vitamin B3 (Niacin)?

Per typical serving, Tuna Steak: 28.7 mg, about 174% of the 16.5 mg daily reference.

How is this list ranked?

By how much of the adult daily reference one typical serving covers, using USDA-derived generic food data. The high and source badges use the per-100g convention: at least 30% of the daily reference per 100g is high, at least 15% is a source.

USDA-derived rankings

Foods high in vitamin B3 (Niacin)

Niacin runs the redox reactions that release energy in every cell; meat, fish and peanuts are dense in it.

Who this is for: Mostly informational: anyone eating protein regularly is covered, but the ranking shows where it concentrates.

Reviewed 20 July 2026. Ranked per typical serving against the fixed adult reference of 16.5 mg a day.

The clear number one

Tuna Steak

One serving (130g) gives you 28.7 mg of vitamin B3 (Niacin), around 174% of the daily reference in one go.

See the full nutrition score for tuna steak

The ranking

Ranked by what a typical serving covers, because nobody eats 100g of everything. The badge shows per-100g density: high means at least 30% of the daily reference per 100g, source means at least 15%.

#	Food	Per serving	Per 100g
1	Tuna Steak	28.7 mg174% of daily reference	22.1 mghigh
2	Chicken Breast	23.3 mg141% of daily reference	13.7 mghigh
3	Beef Liver	14.9 mg90% of daily reference	17.5 mghigh
4	Duck Breast	14.6 mg88% of daily reference	10.4 mghigh
5	Turkey Breast	14.2 mg86% of daily reference	11.8 mghigh
6	Tuna (canned)	14 mg85% of daily reference	11.7 mghigh
7	Salmon Fillet	12.9 mg78% of daily reference	8.6 mghigh
8	Roast Chicken	12.8 mg78% of daily reference	9.2 mghigh
9	Sirloin Steak	12.6 mg77% of daily reference	8.4 mghigh
10	Halibut	11.1 mg67% of daily reference	7.9 mghigh
11	Pork Chop	10.2 mg62% of daily reference	7.9 mghigh
12	Pork Tenderloin	8.9 mg54% of daily reference	7.4 mghigh
13	Turkey Mince	8.9 mg54% of daily reference	8.1 mghigh
14	Trout	8.6 mg52% of daily reference	6.7 mghigh
15	Pizza (cheese)	8.6 mg52% of daily reference	4 mgsource
16	Ribeye Steak	8.3 mg50% of daily reference	5.5 mghigh
17	Mackerel	7.5 mg46% of daily reference	6.9 mghigh
18	Lamb Chop	6.9 mg42% of daily reference	6.9 mghigh
19	Chicken Thigh	6.5 mg39% of daily reference	6.2 mghigh
20	Chicken Wings	6.2 mg38% of daily reference	7.3 mghigh

Narrow it to your way of eating

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How this list is built

Every number comes from Nutrigate's USDA-derived generic food table, the same data behind the food nutrition scores. The daily reference for vitamin B3 (Niacin) is 16.5 mg, an evidence-based adult amount; the app personalises it to you. Serving sizes are typical household portions, shown in grams so you can judge them.