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Well being Advantages, Makes use of and Meals Sources- HealthifyMe

Vitamin B3, or niacin, is a water-soluble vitamin. It’s a important B complicated vitamin concerned in a number of essential metabolic processes within the physique. For instance, it helps digest the meals we eat to provide 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 objects. Animals and crops produce it from an amino acid often known as tryptophan. Due to this fact, you’ll be able to safely eat it on daily basis. As well as, it’s helpful for folks with diabetes, kidney ailments 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 might be helpful in stopping its deficiency. 

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

Niacin was initially often known as the “pellagra stopping issue” within the olden days. It was attributable to its capability to stop the incidence of pellagra and the 4 D’s that got here together with it: dementia, dermatitis, diarrhoea and, in extreme instances, demise. Based on later findings, Vitamin B3 might treatment pellagra. Now, it’s useful to arrange medicine 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 cross by, meals habits change drastically. Although it could appear innocent at first, consuming meals excessive in fat and oils could in the end end in excessive levels of cholesterol. As well as, it could result in coronary heart ailments akin 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 could trigger a big discount in dangerous ldl cholesterol and enhance the great ldl cholesterol within the physique. It does so by lowering complete ldl cholesterol, LDL and trigly lowering complete ldl cholesterol, LDL and triglyceride ranges. Due to this fact, niacin could cut back the chance of coronary heart circumstances akin to atherosclerosis, stroke and cardiac failure.

2. Reduces the Threat of Diabetes

Diabetes is a prevalent way of life illness. It happens attributable to 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 collection of different ailments akin to retinopathy, nephropathy, impaired wound therapeutic, and so on. 

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

3. Antioxidant Impact

Our physique undergoes a whole lot of metabolic and bodily stress on daily basis. These each day stresses could cause the formation of free radicals within the physique. When there are extreme free radicals in our physique, they will trigger harm to the cells and organs. Oxidative harm might be dangerous and trigger a number of ailments.

Oxidative stress is the principle causative issue of liver ailments. Elevated ranges of free radicals can harm the liver. It could result in irregular liver construction and capabilities. Research have discovered that niacin could assist stop 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 could harm the nerves and should end in neurodegenerative ailments akin to Alzheimer’s, Parkinson’s illness, and so on. 

Analysis research have discovered that nicotinamide could have helpful results in stopping harm to the nerves and mind. It is because enough consumption of niacin could assist to easy the functioning of the metabolic processes within the physique. 

Research have additionally proven that nicotinamide, one other type of vitamin B3 could 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 could end in lack of elasticity of the pores and skin, which can result in wrinkles and pores and skin ageing.

Vitamin B3 or niacinamide could stop 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 could 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 could assist in delaying pores and skin ageing. 

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

6. Prevents Bone Ailments

Bone ailments akin to osteoarthritis can happen attributable to put on and tear of the cartilage between the bone joints. When this cartilage is broken, direct contact and bone rubbing could happen.

A examine has discovered that niacinamide could largely contribute to the prevention and therapy of osteoarthritis. As well as, this type of vitamin B3 could 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 helpful within the closing 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 as a result of uncontrollable multiplication of cells within the physique. It could happen attributable to many causes like smoking, solar publicity, genetic elements, and so on. It could happen in a number of tissues and organs and could be very troublesome to deal with and treatment.

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

9. Lowers Blood Stress

Hypertension or hypertension happens attributable to 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, essentially the most prevalent reason for hypertension is clogging of the arteries attributable to excessive levels of cholesterol within the physique. In extreme instances, it could result in stroke and coronary heart failure.

Research have discovered that niacinamide reduces blood strain in hypertensive folks. As well as, Niacinamide could widen the arteries and make it simpler for the guts 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 threat for creating a number of problems attributable to underlying ailments and deficiencies. These could end in adversarial well being outcomes in each the mom and little one. Vitamin B3 is useful in stopping many such problems in pregnant moms.

Research have proven that niacinamide could have an important function in stopping and treating miscarriage, untimely start, hypertension, lack of protein, and impaired fetal progress.

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 cut back the prevalence of pellagra. Pellagra ends in lack of urge for food, weak spot, fatigue, dermatitis, dementia, diarrhoea and might be deadly in extreme instances. 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 could assist deal with folks with vitamin B3 deficiency. It additionally cures sure different well being circumstances akin to excessive lipid or levels of cholesterol. Nevertheless, it’s important to seek the advice of a medical well being skilled and observe 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 medicine akin to statins. Niacin acts by lowering the manufacturing of ldl cholesterol within the physique. Because of this, it reduces unhealthy levels of cholesterol and will increase good levels of cholesterol. 

4. Pores and skin Care Merchandise

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

It will assist when you consumed Vitamin B3 throughout the RDA. Nevertheless, consumption in extra could 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. Rooster Liver

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

Dietary Values 

As per USDA, 100g of rooster liver incorporates:

  • 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 superb low-fat, excessive protein meals. As well as, it incorporates affordable quantities of omega-three fatty acids, B complicated nutritional vitamins, iron and different vitamins.

Dietary Values 

As per USDA, 100g of tuna incorporates:

  • 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 in 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 eat it sparsely as it’s excessive in energy and fats.

Dietary Values 

As per USDA, 100g of peanut butter incorporates:

  • 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 great supply of fibre and due to this fact assist in weight reduction.

Dietary Values 

As per USDA, 100g of brown rice incorporates:

  • 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 facet dish and have a number of well being advantages, akin to decreasing ldl cholesterol and lowering blood strain.

Dietary Values 

As per USDA, 100g of mushrooms include:

  • 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-reduction plan can result in vitamin B3 deficiency. This situation is called pellagra. This situation generally happens in folks over the age of 19.  A medical well being skilled could prescribe niacin dietary supplements for folks with pellagra. 

Signs could embrace:

  • Crimson 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.


It is best to eat niacin beneath the tolerable higher limits solely. Taking them in extra might 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. Due to this fact, it is best to have niacin with warning in these with present or persistent gastrointestinal issues.

2. Liver Toxicity

Hepatotoxicity is essentially the most vital facet impact of niacin. As well as, research present that hepatic enzyme ranges could rise to twice the higher restrict of the conventional vary. Therefore, it is best to use niacin dietary supplements cautiously.

3. Hyperglycemia

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

4. Irregular Heartbeat

Supplementing with niacin could trigger palpitations. Thus folks with coronary heart ailments akin to arrhythmias ought to train warning.

5. Blurred Imaginative and prescient

Supplementation with niacin could trigger blurred imaginative and prescient in some people. As well as, in uncommon instances, fluid accumulation can happen throughout the eyes.

6. Excessive Uric Acid Ranges

Folks with a historical past of gout must be cautious whereas beginning a niacin complement. Niacin dietary supplements could enhance uric acid ranges within the physique. Thereby, it could worsen the situation.

Potential Facet Results and Toxicity

Niacin Toxicity

Whereas niacin is critical for the conventional functioning of the metabolic processes in our physique, the surplus could trigger critical unwanted side 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
  • Belly ache
  • Itching

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


Vitamin B3, or niacin, has many helpful 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 eat it throughout the really useful each day limits. Taking niacin in extra can result in unwanted side effects and even might 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.

Often Requested Questions (FAQs)

1. What’s vitamin B3 good for?

A. Vitamin B3 is useful 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 ailments like most cancers, osteoarthritis, coronary heart ailments, diabetes, and so on. It has anti-inflammatory and antioxidant properties.

2. Can you are taking vitamin B3 on daily basis?

A. Sure, dietary sources of vitamin B3 might be taken each day. Though, when you require niacin dietary supplements, it’s advisable to observe 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 akin to pink 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 instances.

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. Speak 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 useful 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 are 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 number 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 circulation.

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 vital for wholesome hair.

10. Is vitamin B3 secure throughout being pregnant?

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

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

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

12. Is vitamin B3 dangerous in your coronary heart?

A. No, niacin has a number of advantages in terms of coronary heart well being. It lowers ldl cholesterol and prevents ailments 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.

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