Health Benefits, Uses and Food Sources- HealthifyMe

Vitamin B3, or niacin, is a water-soluble vitamin. It’s a very important B complicated vitamin concerned in a number of crucial metabolic processes within the physique. For instance, it helps digest the meals we eat to present vitality. As well as, vitamin B3 regulates blood strain and ldl cholesterol, helps to keep up wholesome pores and skin and mind, and a lot extra. Niacin (vitamin B3) is usually current in lots of meals gadgets. Animals and vegetation produce it from an amino acid generally known as tryptophan. Subsequently, you may safely devour it day-after-day. As well as, it’s useful for individuals with diabetes, kidney illnesses and coronary heart issues. 

Deficiency of vitamin B3 can result in pores and skin rashes, tough pores and skin, swollen mouth and different flu-like signs. Non-vegetarian meals and fortified grains are typically wealthy in vitamin B3 and could be useful in stopping its deficiency. 

Vitamin B3 complicated consists of three completely different types of vitamin B3: nicotinic acid or niacin, nicotinamide riboside, and Nicotinamide. 

Coach Guidance

Niacin was initially generally known as the “pellagra stopping issue” within the olden days. It was because of its capability to stop the prevalence of pellagra and the 4 D’s that got here together with it: dementia, dermatitis, diarrhoea and, in extreme circumstances, demise. In accordance with later findings, Vitamin B3 might remedy pellagra. Now, it’s useful to organize medication for prime ldl cholesterol as they present lipid-lowering properties. 

Well being Advantages of Vitamin B3

1. Ldl cholesterol-lowering Impact

As we all know, because the years move by, meals habits change drastically. Although it could appear innocent at first, consuming meals excessive in fat and oils might finally end in excessive levels of cholesterol. As well as, it could result in coronary heart illnesses comparable to blockage of arteries and stroke with age. 

Vitamin B3 is thought for its ldl cholesterol or lipid-lowering impact. Research have proven that niacin doses might trigger a big discount in dangerous ldl cholesterol and improve the nice ldl cholesterol within the physique. It does so by lowering complete ldl cholesterol, LDL and trigly lowering complete ldl cholesterol, LDL and triglyceride ranges. Subsequently, niacin might cut back the chance of coronary heart circumstances comparable to atherosclerosis, stroke and cardiac failure.

2. Reduces the Danger of Diabetes

Diabetes is a prevalent life-style illness. It happens because of much less insulin manufacturing or harm or destruction of the pancreas’ insulin-producing cells. If you don’t handle the insulin ranges appropriately, it may end up in a sequence of different illnesses comparable to retinopathy, nephropathy, impaired wound therapeutic, and so on. 

Research have discovered that nicotinamide, a type of vitamin B3 might cut back the necessity for prime insulin doses in youngsters with sort 1 diabetes. It could additionally delay the onset of sort 1 diabetes mellitus. 

3. Antioxidant Impact

Our physique undergoes quite a lot of metabolic and bodily stress day-after-day. These every day stresses could cause the formation of free radicals within the physique. When there are extreme free radicals in our physique, they’ll trigger harm to the cells and organs. Oxidative harm could be dangerous and trigger a number of illnesses.

Oxidative stress is the principle causative issue of liver illnesses. Elevated ranges of free radicals can harm the liver. It could result in irregular liver construction and capabilities. Research have discovered that niacin might assist forestall free radical-induced harm to the liver cells. It additionally helps in enhancing the absorption of zinc within the physique.

4. Protects Mind and Nerves

Vitamin B3 helps inefficient vitamins and ensures an enough vitality provide to the nerves and mind. Its deficiency might harm the nerves and should end in neurodegenerative illnesses comparable to Alzheimer’s, Parkinson’s illness, and so on. 

Analysis research have discovered that nicotinamide might have useful results in stopping harm to the nerves and mind. It’s because enough consumption of niacin might assist to clean the functioning of the metabolic processes within the physique. 

Research have additionally proven that nicotinamide, one other type of vitamin B3 might cut back nervousness and despair.

5. Improves Pores and skin and Hair Well being

Our pores and skin undergoes publicity to many environmental elements like mud and daylight. Solar publicity and smoke could cause harm to our pores and skin. Long run publicity might end in lack of elasticity of the pores and skin, which can result in wrinkles and pores and skin ageing.

Vitamin B3 or niacinamide might forestall the lack of moisture from our pores and skin and enhance collagen synthesis. Research have discovered that making use of niacinamide on the pores and skin might assist in lowering irritation related to pimples, enhance pores and skin pigmentation, complexion and cut back wrinkles. It could additionally regulate the oiliness of our pores and skin and cut back dryness, thus lowering the dimensions of pores. As a complete, vitamin B3 might assist in delaying pores and skin ageing. 

It additionally helps within the manufacturing of keratin, thus enhancing hair well being.

6. Prevents Bone Illnesses

Bone illnesses comparable to osteoarthritis can happen because of put on and tear of the cartilage between the bone joints. When this cartilage is broken, direct contact and bone rubbing might happen.

A examine has discovered that niacinamide might largely contribute to the prevention and therapy of osteoarthritis. As well as, this type of vitamin B3 might enhance the pliability of bone joints and cut back irritation.

7. Anti-inflammatory Impact

Irritation is our immune system’s response to the entry of international our bodies like micro organism and viruses. Irritation may end up in swelling, redness, fatigue, chills, fever, lack of urge for food, and so on. When irritation lasts for a very long time, it might probably probably hurt our organs and tissues.

Analysis has proven that nicotinamide could also be useful within the last phases of being pregnant. It could cut back the immune system’s inflammatory response within the mom’s physique, thereby serving to in managing the preterm deliveries.

8. Anticancer Impact

Most cancers typically happens because of the uncontrollable multiplication of cells within the physique. It could happen because of many causes like smoking, solar publicity, genetic elements, and so on. It will probably happen in a number of tissues and organs and could be very troublesome to deal with and remedy.

Analysis research present that niacinamide might have anticancer results. For instance, it could cut back the chance of pores and skin most cancers by stopping the fast and uncontrollable development of cells.

9. Lowers Blood Strain

Hypertension or hypertension happens because of elevated blood strain to pump blood. Smoking, alcohol, diabetes, weight problems, poor dietary habits, stress and plenty of different elements can contribute to hypertension. Nevertheless, probably the most prevalent reason for hypertension is clogging of the arteries because of excessive levels of cholesterol within the physique. In extreme circumstances, it could result in stroke and coronary heart failure.

Research have discovered that niacinamide reduces blood strain in hypertensive individuals. As well as, Niacinamide might widen the arteries and make it simpler for the center to pump blood. Thus by its vasodilatory impact, it reduces the chance of stroke.

10. Reduces Start Defects

Throughout being pregnant, there’s a excessive danger for growing a number of issues because of underlying illnesses and deficiencies. These might end in adversarial well being outcomes in each the mom and little one. Vitamin B3 is helpful in stopping many such issues in pregnant moms.

Research have proven that niacinamide might have an important function in stopping and treating miscarriage, untimely delivery, hypertension, lack of protein, and impaired fetal development.

Makes use of of Vitamin B3

1. Meals Fortification

Niacin has been used for meals fortification in lots of nations for hundreds of years to scale back the prevalence of pellagra. Pellagra ends in lack of urge for food, weak point, fatigue, dermatitis, dementia, diarrhoea and could be deadly in extreme circumstances. Meals fortification utilizing niacin has made it simpler to ship the nutrient in enough quantities to a bigger inhabitants.

2. Dietary Complement

Niacin dietary supplements might assist deal with individuals with vitamin B3 deficiency. It additionally cures sure different well being circumstances comparable to excessive lipid or levels of cholesterol. Nevertheless, it’s important to seek the advice of a medical well being skilled and comply with the prescribed dosage. Extreme consumption could also be dangerous to well being.

3. Lipid-lowering Drug

It’s used individually or mixed with different lipid-lowering medication comparable to statins. Niacin acts by lowering the manufacturing of ldl cholesterol within the physique. In consequence, it reduces unhealthy levels of cholesterol and will increase good levels of cholesterol. 

4. Pores and skin Care Merchandise

Niacin is current in many of the skincare merchandise that we use. It’s because it has been proven to have many useful results on the pores and skin, comparable to lowering pore dimension, controlling oil manufacturing, delaying pores and skin ageing, and lowering wrinkles.

It will assist in case you consumed Vitamin B3 inside the RDA. Nevertheless, consumption in extra might result in adversarial well being outcomes whereas, much less can result in deficiency.

Age RDA (mg)
0-6 months 2
7-12 months 4
1-3 years 6
4-8 years 8
9-13 years 12
14 years and older 16
Being pregnant and lactation 18

Meals Sources of Vitamin B3

Vitamin B3: Health Benefits and Food Sources- HealthifyMe

1. Hen Liver

It’s wealthy in protein, vitamin B3, Vitamin A, iron, folate and plenty of different vitamins important for our physique. In accordance with a analysis examine, recurrently together with rooster liver can cut back anaemia danger.

Dietary Values 

As per USDA, 100g of rooster liver accommodates:

  • Energy: 119 kcals
  • Carbohydrates: 0.7 g
  • Protein: 16.9 g
  • Fats: 4.8 g
  • Iron: 8.99 mg
  • Niacin: 9.73 mg

2. Tuna

Tuna is a good low-fat, excessive protein meals. As well as, it accommodates cheap quantities of omega-three fatty acids, B complicated nutritional vitamins, iron and different vitamins.

Dietary Values 

As per USDA, 100g of tuna accommodates:

  • Energy: 109 kcals
  • Carbohydrates: 0.08g
  • Protein: 24.4 g
  • Fats: 0.9 g
  • Iron: 0.77 mg
  • Niacin: 18.5mg

3. Peanut Butter

Peanut butter is a tasty and creamy dip to your toast and apples. It’s a go-to protein supply for many people. They’re additionally wealthy in niacin and zinc. Nevertheless, it’s advisable to devour it moderately as it’s excessive in energy and fats.

Dietary Values 

As per USDA, 100g of peanut butter accommodates:

  • Energy: 597 kcals
  • Carbohydrates: 22.3 g
  • Protein: 22.5 g
  • Fats: 51.1 g
  • Iron: 1.7 mg
  • Niacin: 13.3 mg

4. Brown Rice

Brown rice is wealthy in lots of important vitamins like iron, selenium, calcium, and so on. They’re a very good supply of fibre and due to this fact assist in weight reduction.

Dietary Values 

As per USDA, 100g of brown rice accommodates:

  • Energy: 365 kcals
  • Carbohydrates: 75.5 g
  • Protein: 7.1 g
  • Fats: 3.8 g
  • Iron: 1.29 mg
  • Niacin: 6.49 mg

5. Mushrooms

Mushrooms are an incredible supply of iron, selenium and B complicated nutritional vitamins. They make an incredible low-calorie starter or aspect dish and have a number of well being advantages, comparable to reducing ldl cholesterol and lowering blood strain.

Dietary Values 

As per USDA, 100g of mushrooms comprise:

  • Energy: 41 kcals
  • Carbohydrates: 6.9 g
  • Protein: 2.9 g
  • Fats: 0.19 g
  • Iron: 0.7 mg
  • Niacin: 5.7 mg

Outcomes of Vitamin B3 Deficiency


Insufficient inclusion of vitamin B3 wealthy meals within the weight loss plan can result in vitamin B3 deficiency. This situation is named pellagra. This situation generally happens in individuals over the age of 19.  A medical well being skilled might prescribe niacin dietary supplements for individuals with pellagra. 

Signs might embrace:

  • Purple tongue
  • Pores and skin rashes
  • Nausea and vomiting
  • Diarrhoea
  • Fatigue
  • Dermatitis
  • Melancholy

If left untreated, it could worsen and result in outcomes as extreme as demise.


You must devour niacin under the tolerable higher limits solely. Taking them in extra could be probably dangerous to well being.

Age Tolerable Higher Restrict (mg)
1-3 years 10
4-8 years 15
9-13 years 20
14 years and older 30
Being pregnant and lactation 35

1. Peptic Ulcer

Your peptic ulcer illness can turn into worse by niacin therapy. Subsequently, you must have niacin with warning in these with present or power gastrointestinal issues.

2. Liver Toxicity

Hepatotoxicity is probably the most important aspect impact of niacin. As well as, research present that hepatic enzyme ranges might rise to twice the higher restrict of the conventional vary. Therefore, you must use niacin dietary supplements cautiously.

3. Hyperglycemia

Insulin resistance outcomes from decreased glucose tolerance. Hyperglycemia might happen in individuals with diabetes after niacin supplementation.

4. Irregular Heartbeat

Supplementing with niacin might trigger palpitations. Thus individuals with coronary heart illnesses comparable to arrhythmias ought to train warning.

5. Blurred Imaginative and prescient

Supplementation with niacin might trigger blurred imaginative and prescient in some people. As well as, in uncommon circumstances, fluid accumulation can happen inside the eyes.

6. Excessive Uric Acid Ranges

Individuals with a historical past of gout ought to be cautious whereas beginning a niacin complement. Niacin dietary supplements might improve uric acid ranges within the physique. Thereby, it could worsen the situation.

Potential Aspect Results and Toxicity

Niacin Toxicity

Whereas niacin is important for the conventional functioning of the metabolic processes in our physique, the surplus might trigger severe unintended effects. The higher restrict of niacin is 30-35 mg per day. If one consumes greater than the higher restrict, there are modifications for adversarial well being outcomes. Niacin toxicity can harm tissues and organs. Research have discovered that it could trigger hypotension, a number of organ failure, hepatotoxicity and plenty of extra. 


  • Pores and skin flushing of arms, chest and neck
  • Nausea and vomiting
  • Diarrhoea
  • Stomach ache
  • Itching

Though there are not any dangerous interactions discovered between vitamin B3 and vitamin B12 dietary supplements, it’s at all times higher to speak to a medical well being skilled earlier than beginning a brand new complement.


Vitamin B3, or niacin, has many useful roles for people. They’ve antioxidant, anti-inflammatory, anticancer, cholesterol-lowering properties. It additionally improves mind well being, prevents bone defects and congenital disabilities. It’s broadly current in my beauty merchandise that we use to enhance the feel and complexion of our pores and skin. Nevertheless, it’s important to devour it inside the advisable every day limits. Taking niacin in extra can result in unintended effects and even could be deadly. In case of vitamin B3 deficiency, it’s preferable to seek the advice of a medical well being skilled earlier than beginning a niacin complement.

Ceaselessly Requested Questions (FAQs)

1. What’s vitamin B3 good for?

A. Vitamin B3 is helpful for a lot of therapeutic and beauty functions. It helps to maintain pores and skin younger and wholesome. Moreover, consumption of vitamin B3 aids in stopping and treating a number of illnesses like most cancers, osteoarthritis, coronary heart illnesses, diabetes, and so on. It has anti-inflammatory and antioxidant properties.

2. Can you’re taking vitamin B3 day-after-day?

A. Sure, dietary sources of vitamin B3 could be taken every day. Though, in case you require niacin dietary supplements, it’s advisable to comply with the prescription and dosage given by your medical healthcare skilled.

3. What are the signs of vitamin B3 deficiency?

A. Vitamin B3 performs a big function in metabolism and vitality manufacturing from meals. Niacin deficiency can result in signs comparable to purple tongue, rashes, nausea, vomiting, fatigue, and so on. Deficiency of niacin causes pellagra. It’s marked by the 4D’s, dermatitis, dementia, diarrhoea and demise in extreme circumstances.

4. Does vitamin B3 lighten pores and skin?

A. Sure, vitamin B3 utilized in many cosmetics have been discovered to enhance pores and skin pigmentation and texture. Discuss to your dermatologist and discover out which merchandise fit your pores and skin greatest. 

5. Is Vitamin B3 good for nervousness?

A. Sure, vitamin B3 is helpful in stopping and treating nervousness and despair. Tryptophan is an amino acid. Niacin is produced from tryptophan. Tryptophan regulates the secretion of serotonin, a hormone that controls feelings.

6. Can you’re taking Vitamin B3 and B12 collectively?

A. Sure, there are not any dangerous interactions discovered between vitamin B3 and B12. Nevertheless, it’s higher to speak to your doctor and dietitian earlier than beginning on a number of dietary supplements.

7. Which meals are wealthy in vitamin B3?

A. Brown rice, peanut butter, rooster liver, mushrooms, tuna and salmon are a few of the highest sources of vitamin B3.

8. Is Vitamin B3 good for hypertension?

A. Sure, niacin is thought for its lipid-lowering properties. As well as, it additionally aids in regulating blood strain. It prevents the clogging of arteries by lipids and helps to widen the arteries for extra easy blood movement.

9. Is Vitamin B3 good for hair?

A. Sure, vitamin B3 is appropriate for each pores and skin and hair. Niacin helps in collagen formation and keratin formation. Each of those are essential for wholesome hair.

10. Is vitamin B3 protected throughout being pregnant?

A. Sure, dietary sources of vitamin B3 are completely protected throughout being pregnant. Nevertheless, if in case you have niacin deficiency, it’s strongly advisable to seek the advice of a medical healthcare skilled. Eat solely the prescribed quantities and no more.

11. What are the unintended effects of an excessive amount of vitamin B3?

A. A excessive consumption of vitamin B3 might result in toxicity. As well as, it could trigger signs comparable to itching, flushing of pores and skin, nausea, vomiting, diarrhoea, belly ache, and so on. 

12. Is vitamin B3 dangerous to your coronary heart?

A. No, niacin has a number of advantages in relation to coronary heart well being. It lowers ldl cholesterol and prevents illnesses like atherosclerosis and stroke. Moreover, it additionally helps to dilate arteries, thereby stopping hypertension.

13. Does vitamin B3 have an effect on sleep?

A. Vitamin B3 is produced from tryptophan. It’s a neurotransmitter that regulates the sleep hormone melatonin. Nevertheless, there isn’t enough proof for niacin’s direct affect on sleep.

Download Healthifyme APP

1 Comment

  1. Hi, I read your article and found it very informative and knowledgeable. I always recommend eating healthy food because it provides you with fitness and energy. Moreover, supplements also help to keep yourself fit and strong as well.

Leave a Reply

Your email address will not be published.