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Vitaminsmg

Foods Rich in Niacin (B3)

Vitamin B3, essential for converting food to energy. Supports DNA repair, cell signaling, and cholesterol metabolism. Severe deficiency causes pellagra.

IFCT · INDB · USDA · CoFID · Ciqual · AFCD

✓ Key Benefits

  • Supports energy metabolism
  • May improve cholesterol levels
  • Promotes brain health
  • Supports skin health

Deficiency Signs

  • Pellagra (dermatitis, diarrhea, dementia)
  • Fatigue
  • Depression
Higher needs:Malnourished populations · Heavy drinkers

Daily Requirement (RDA)

16
mg/day
Adult Male
14
mg/day
Adult Female
12
mg/day
Child (4–9 yrs)

Source: ICMR 2020

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Top 30 Foods Rich in Niacin (B3)

Ranked by mg per 100g edible portion. Filter by food origin or dietary preference.

#Foodmg/100g% DVDB
1128
914%
USDA
2124
886%
AFCD
3105
750%
Ciqual
491
647%
USDA
587
621%
CoFID
680
571%
USDA
780
571%
USDA
864
457%
CoFID
950
357%
AFCD
1045
323%
USDA
1145
323%
USDA
1245
323%
USDA
1340
287%
USDA
1440
287%
Ciqual
1539
276%
CoFID
1639
275%
USDA
1738
274%
USDA
1837
265%
USDA
1936
260%
USDA
2036
260%
USDA
2136
259%
USDA
2235
252%
USDA
2335
252%
USDA
2434
243%
USDA
2534
243%
Ciqual
2633
233%
USDA
2733
233%
Ciqual
2832
230%
USDA
2931
223%
USDA
3029
207%
USDA
IFCT 2017 · INDB · USDA FoodData Central · per 100g edible portion% DV based on ICMR 2020 RDA
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Frequently Asked Questions

How much Niacin (B3) do I need daily?▼
The recommended daily allowance (RDA) for Niacin (B3) is 16mg/day for adult men and 14mg/day for adult women, based on ICMR 2020 guidelines for India.
What does Niacin (B3) do for the body?▼
Supports energy metabolism. May improve cholesterol levels. Promotes brain health. Supports skin health.
What happens if I don't get enough Niacin (B3)?▼
Niacin (B3) deficiency can lead to: Pellagra (dermatitis, diarrhea, dementia), Fatigue, Depression. Adequate intake through diet or supplementation is recommended.
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