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Boost Your Niacin Intake: Top Foods Rich in Vitamin B3

Posted On:4th Sep 2019
Updated On:4th Mar 2025
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Key Highlights

  • Vitamin B3 (Niacin) is essential for energy production, cholesterol regulation, and brain health.
  • Niacin-rich foods include poultry, tuna, liver, potatoes, green peas, and whole grains.
  • Niacin helps maintain healthy skin, improve hydration, and reduce inflammation.

Niacin, also known as vitamin B3, is one of the eight essential B vitamins your body requires for various biological processes. Unlike some vitamins, your body cannot produce niacin on its own. That means you need to get it through diet or supplementation. But did you know that various foods, including fruits, vegetables, and animal-based products, are rich in niacin? If not, keep reading to know about them and their detailed nutritional content and health benefits. But before that, let's highlight the health benefits of vitamin B3.

Health Benefits of Vitamin B3

Vitamin B3 consumption is linked to the following health perks.

  • Vitamin B3 converts food into energy by aiding in the enzyme function involved in cellular processes. This ensures your cells get the fuel they need for optimal performance.
  • Niacin lowers bad cholesterol (LDL) and triglycerides while increasing good cholesterol (HDL). This contributes to better cardiovascular health by reducing the risk of heart disease.
  • B3 helps maintain healthy skin by improving its elasticity, texture, and hydration. It also reduces inflammation and prevents acne and other skin disorders.
  • Vitamin B3 supports the brain by improving circulation and boosting the synthesis of neurotransmitters, which can aid cognitive function.
  • Niacin helps maintain healthy blood sugar levels by influencing insulin sensitivity and glucose metabolism.

Also Read: Methi (Fenugreek): Health Benefits, Nutrition, Uses & Side Effects

Top Sources of Vitamin B3 (Niacin)

You can get an adequate amount of vitamin B3 from the following sources.Animal Liver
Animal liver is rich in vitamin A (retinol), which supports vision, immune function, and cellular differentiation. Additionally, the liver is a potent source of B vitamins, particularly B12 (cobalamin), crucial for red blood cell formation, DNA synthesis, and neurological health.

Nutritional content of animal liver:

Nutrient Amount Per 100 g
Vitamin B3 (Niacin) 13.2 mg
Vitamin A 6,582 IU
Vitamin B12 70.7 µg
Protein 26.4 g
Fat 4.8 g
Carbohydrates 3.9 g
Iron 6.2 mg
Zinc 4.0 mg
Phosphorus 396 mg
Copper 12.5 mg
Sodium 69 mg
Cholesterol 396 mg

Chicken Breast

Chicken breast helps muscle protein synthesis and maintains skeletal muscle mass. Its high biological value, rich in essential amino acids, promotes the repair of cellular structures and supports enzymatic function.

Nutritional content of chicken breast:

Nutrient Amount Per 100 g
Vitamin B3 13.7 mg
Calories 165 kcal
Protein 31 g
Total Fat 3.6 g
Saturated Fat 1 g
Cholesterol 85 mg
Carbohydrates 0 g
Fibre 0 g
Sugars 0 g
Sodium 74 mg
Potassium 256 mg
Vitamin B6 0.6 mg
Phosphorus 210 mg
Selenium 27.6 mcg
Iron 0.9 mg

Tuna

Tuna is a lean, protein-rich form. It contains high quantities of omega-3 polyunsaturated fatty acids, primarily eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), that support inflammatory pathways, improve endothelial function, and reduce cardiovascular risk by lowering triglyceride levels, improving HDL cholesterol, and reducing arterial plaque formation. Additionally, tuna supports calcium homeostasis and bone mineralisation.

Nutritional content of tuna:

Nutrient Amount Per 100 g
Vitamin B3 11.5 mg
Protein 23.5 g
Fat 1.0 g
Carbohydrates 0 g
Calories 132 kcal
Omega-3 Fatty Acids 1.0 g
Sodium 50 mg
Cholesterol 40 mg
Vitamin B12 2.2 µg
Vitamin D 3.5 µg
Iron 1.0 mg
Magnesium 30 mg
Potassium 400 mg

Potatoes

Potatoes are rich in complex carbohydrates, which help maintain cellular function and metabolic activity. Although their glycemic index can vary, their fibre content, particularly in the skin, promotes gut motility and contributes to a balanced microbiome, enhancing digestive health.

Nutritional content of potatoes:

Nutrient Amount Per 100 g
Vitamin B3 1.05 mg
Vitamin B1 0.08 mg
Vitamin B2 0.03 mg
Vitamin B5 0.30 mg
Vitamin B6 0.30 mg
Vitamin B9 15 µg
Vitamin C 19.7 mg
Vitamin K 2.0 µg
Calcium 12 mg
Iron 0.81 mg
Magnesium 23 mg
Phosphorus 57 mg
Potassium 429 mg
Sodium 6 mg
Zinc 0.30 mg
Protein 2.0 g
Carbohydrates 17.5 g
Dietary Fibre 2.2 g
Sugars 0.8 g
Fat 0.1 g
Energy 77 kcal

Green Peas

Green peas provide essential amino acids supporting cellular growth, tissue repair, and enzymatic functions. Their flavonoids reduce oxidative stress and lower the risk of chronic diseases like cardiovascular pathology and neurodegeneration. Green peas also have anti-inflammatory properties due to omega-3 fatty acids.

Nutritional content of green peas:

Nutrient Amount Per 100 g
Vitamin B3 2.1 mg
Vitamin A 765 IU
Vitamin B1 0.3 mg
Vitamin B2 0.1 mg
Vitamin B5 0.1 mg
Vitamin B6 0.2 mg
Vitamin B9 65 mcg
Vitamin C 40 mg
Vitamin E 0.1 mg
Vitamin K 24.8 mcg
Calcium 25 mg
Iron 1.5 mg
Magnesium 33 mg
Phosphorus 108 mg
Potassium 244 mg
Sodium 5 mg
Zinc 1.2 mg
Protein 5.4 g
Carbohydrates 14.5 g
Dietary Fibre 5.1 g
Sugars 5.7 g
Fats 0.4 g
Calories 81 kcal

Broccoli

Broccoli is a cruciferous vegetable. It is a rich source of glucosinolate that, upon enzymatic hydrolysis, produces isothiocyanate, particularly sulforaphane, known for its antioxidant and anti-inflammatory properties. These compounds modulate the Nrf2 pathway, activating cellular defence against oxidative stress and promoting the detoxification of carcinogenic agents.

Nutritional content of broccoli:

Nutrient Amount Per 100 g
Vitamin B3 0.639 mg
Vitamin B5 0.573 mg
Vitamin B6 0.175 mg
Vitamin B9 63 µg
Vitamin C 89.2 mg
Vitamin K 101.6 µg
Vitamin A 31 µg
Calcium 47 mg
Iron 0.73 mg
Magnesium 21 mg
Phosphorus 66 mg
Potassium 316 mg
Sodium 33 mg
Zinc 0.41 mg
Protein 2.82 g
Carbohydrates 6.64 g
Fibre 2.6 g
Sugars 1.7 g
Fat 0.37 g
Water 89.3 g

Mushrooms

Mushrooms contain substances like beta-glucans. It helps activate key immune cells, including macrophages, dendritic cells, and natural killer (NK) cells, boosting your immune system.
Reishi mushrooms also contain triterpenoids. They calm inflammation by reducing harmful molecules called pro-inflammatory cytokines.

Nutritional content of mushrooms:

Nutrient Amount Per 100 g
Vitamin B3 3.6 mg
Vitamin B2 0.4 mg
Vitamin B5 1.5 mg
Vitamin B1 0.1 mg
Vitamin B6 0.1 mg
Folate 17 µg
Vitamin D 7 IU
Protein 3.1 g
Carbohydrates 3.3 g
Dietary Fibre 1.0 g
Sugars 1.0 g
Fat 0.3 g
Calories 22 kcal
Water 92 g
Calcium 3 mg
Iron 0.5 mg
Magnesium 9 mg
Phosphorus 86 mg
Potassium 318 mg
Sodium 5 mg
Zinc 0.5 mg
Copper 0.3 mg
Selenium 9 µg

Whole Wheat

Whole wheat is a nutrient-dense dietary staple. Its rich dietary fibre promotes optimal gastrointestinal health. They lower the risks of constipation and colorectal disorders. The insoluble fibre component improves faecal bulk, while soluble fibres support glycemic responses by decelerating carbohydrate absorption.

Nutritional content of whole wheat:

Nutrient Amount Per 100 g
Vitamin B3 6.4 mg
Vitamin B1 0.5 mg
Vitamin B2 0.2 mg
Vitamin B6 0.3 mg
Folate 43 µg
Vitamin E 1.0 mg
Vitamin K 1.9 µg
Calories 340 kcal
Carbohydrates 72 g
Protein 13.2 g
Total Fat 2.5 g
Dietary Fibre 10.7 g
Calcium 34 mg
Iron 3.6 mg
Magnesium 138 mg
Phosphorus 357 mg
Potassium 405 mg
Zinc 2.9 mg
Sodium 2.0 g

Cherry Tomatoes

Cherry tomatoes are rich in lycopene. They help protect the body from harmful reactive oxygen species (ROS) molecules. This protective effect lowers the risk of lipid peroxidation and prevents endothelial dysfunction — both factors that contribute to heart disease and atherosclerosis. Moreover, lycopene has been found to play a role in cancer prevention.

Nutritional content of cherry tomatoes:

Nutrient Amount Per 100 g
Vitamin B3 0.594 mg
Vitamin B5 0.089 mg
Vitamin B6 0.080 mg
Vitamin B9 15 µg
Vitamin C 18.4 mg
Vitamin K 7.9 µg
Vitamin A 42 µg
Carbohydrates 3.92 g
Sugars 2.63 g
Dietary Fibre 1.2 g
Protein 0.88 g
Fats 0.20 g
Calcium 10 mg
Iron 0.27 mg
Magnesium 11 mg
Phosphorus 24 mg
Potassium 237 mg
Sodium 5 mg
Water 94.78 g
Calories 18 kcal

Peanuts

Peanuts are a nutritionally dense leguminous crop. Their arginine (protein) content contributes to nitric oxide synthesis and improves endothelial function and vasodilation. Peanuts' dietary fibre improves glycemic response and supports gastrointestinal function.

Nutritional content of peanuts:

Nutrient Amount Per 100 g
Vitamin B3 12.07 mg
Vitamin B1 0.64 mg
Vitamin B2 0.14 mg
Vitamin B5 1.77 mg
Vitamin B6 0.35 mg
Folate 240 µg
Vitamin E 8.33 mg
Vitamin K 0.1 µg
Calcium 92 mg
Magnesium 168 mg
Phosphorus 376 mg
Potassium 705 mg
Iron 4.58 mg
Zinc 3.27 mg
Copper 1.14 mg
Manganese 1.93 mg
Selenium 7.2 µg
Protein 25.8 g
Carbohydrates 16.1 g
Sugars 4.7 g
Dietary Fibre 8.5 g
Total Fat 49.2 g
Saturated Fat 6.83 g
Monounsaturated Fat 24.43 g
Polyunsaturated Fat 15.56 g
Water 6.5 g
Energy 567 kcal

Daily Requirement of Vitamin B3

The daily requirement of vitamin B3 (Niacin) varies depending on age, sex, and life stage. The recommended dietary allowance (RDA) for niacin is as follows:

Age Group Recommended Daily Intake (RDI)
Infants
0-6 months 2 mg
7-12 months 4 mg
Children
1-3 years 6 mg
4-8 years 8 mg
9-13 years 12 mg
Adolescents
14-18 years (Boys) 16 mg
14-18 years (Girls) 14 mg
Adults
19 years and older 16 mg (Men), 14 mg (Women)
Pregnant Women 18 mg
Breastfeeding Women 17 mg

Niacin-rich Foods for Health

Including vitamin B3 (Niacin) in your diet is crucial for maintaining overall health, from boosting energy to promoting cardiovascular wellness. You can easily meet your daily requirements by incorporating niacin-rich foods like poultry, fish, whole grains, and vegetables. Remember, a balanced diet is key to reaping the full benefits of niacin while also improving your skin, brain function, and digestive health. Make these nutrient-dense foods a part of your meals for better well-being and vitality.You must also invest in health insurance to ensure you are financially prepared for any medical emergency that may strike, regardless of how healthy a diet you maintain. Also Read: Lauki (Bottle Gourd): Health Benefits, Nutrition, Uses & Side Effects

FAQS - FREQUENTLY ASKED QUESTIONS

What are the best food sources of vitamin B3 (Niacin)?

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Disclaimer

The information contained herein is generic in nature and is meant for educational purposes only. Nothing here is to be construed as an investment or financial or taxation advice nor to be considered as an invitation or solicitation or advertisement for any financial product. Readers are advised to exercise discretion and should seek independent professional advice prior to making any investment decision in relation to any financial product. Aditya Birla Capital Group is not liable for any decision arising out of the use of this information.



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