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vitamin b3

C2
UK/ˈvɪt.ə.mɪn ˌbiː ˈθriː/US/ˈvaɪ.t̬ə.mɪn ˌbiː ˈθriː/

Technical/Medical/Scientific

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Definition

Meaning

The essential nutrient, niacin, that is part of the B-complex vitamins, crucial for converting food into energy and maintaining healthy skin, nerves, and digestion.

The term also refers to the two chemical forms of this vitamin: nicotinic acid and nicotinamide, which are used in nutritional supplements and fortified foods.

Linguistics

Semantic Notes

In non-technical contexts (everyday speech), it is often referred to simply as 'niacin'. 'Vitamin B3' is the formal, scientific name for the vitamin class, while 'niacin' is the common name for the specific nutrient used in biochemistry and nutrition labeling.

Dialectal Variation

British vs American Usage

Differences

No significant lexical differences. The spelling of related words like 'fortified/fortified' or 'colour/color' in surrounding context follows regional norms.

Connotations

Identical in both dialects. Connotes health, nutrition, and scientific/medical authority.

Frequency

Equally frequent in technical contexts in both regions. The term 'niacin' may be slightly more common in American general health writing, but 'vitamin B3' remains standard.

Vocabulary

Collocations

strong
dietary vitamin B3vitamin B3 deficiencysupplement containing vitamin B3rich in vitamin B3sources of vitamin B3
medium
adequate vitamin B3form of vitamin B3vitamin B3 intakevitamin B3 supplementvitamin B3 content
weak
important vitamin B3essential vitamin B3get vitamin B3add vitamin B3lack of vitamin B3

Grammar

Valency Patterns

[Food/Supplement] is a good source of vitamin B3.A deficiency of vitamin B3 can lead to [disease name].Vitamin B3 is found in [food names].

Vocabulary

Synonyms

Strong

nicotinic acidnicotinamide

Neutral

niacin

Weak

B-complex vitaminB vitamin

Vocabulary

Antonyms

vitamin B3 deficiencypellagra (the disease caused by deficiency)

Phrases

Idioms & Phrases

  • “[No established idioms for this specific scientific term]”

Usage

Context Usage

Business

Used in the context of the supplement, pharmaceutical, or food fortification industry.

Academic

Standard term in biochemistry, nutrition science, medicine, and pharmacology research papers.

Everyday

Used in health blogs, nutrition labels, and conversations about diet and supplements.

Technical

Precise term in clinical settings, nutritional analysis, and product formulation.

Examples

By Part of Speech

verb

British English

  • This flour is fortified to vitamin B3 the population's diet.
  • We need to vitamin B3-enrich the product.

American English

  • The government mandated to vitamin B3-fortify the grain supply.
  • They vitamin B3-supplemented their meals.

adverb

British English

  • [Not typically used as an adverb]

American English

  • [Not typically used as an adverb]

adjective

British English

  • The vitamin-B3 content is listed on the side of the packet.
  • She follows a vitamin-B3-rich diet.

American English

  • Look for vitamin-B3-fortified cereals.
  • He has a vitamin-B3-specific deficiency.

Examples

By CEFR Level

A2
  • Fish has vitamin B3.
  • Vitamin B3 is good for you.
B1
  • You can find vitamin B3 in foods like chicken and tuna.
  • A lack of vitamin B3 is not common in developed countries.
B2
  • Nutritionists often recommend vitamin B3, or niacin, for maintaining healthy cholesterol levels.
  • The study examined the effects of vitamin B3 supplementation on skin health.
C1
  • While nicotinic acid is one form of vitamin B3 used to treat dyslipidemia, it can cause unpleasant flushing as a side effect.
  • The biochemical role of vitamin B3 derivatives, NAD and NADP, is fundamental to cellular redox reactions.

Learning

Memory Aids

Mnemonic

Think 'B3' for the '3' key functions: Body energy, Brain function, and Better skin.

Conceptual Metaphor

Vitamin B3 is often metaphorically framed as FUEL or a SPARK PLUG for the body's metabolic engine.

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

  • Do not translate as 'витамин B три'; the standard accepted term is 'ниацин' or 'витамин B3' (pronounced 'бэ-три'). Translating 'B3' word-for-word sounds unnatural.
  • Avoid confusing it with other B vitamins like B12 (кобаламин).

Common Mistakes

  • Incorrectly saying 'vitamin B-three' instead of the standard 'vitamin B-three' or 'B three'.
  • Using 'vitamin B3' interchangeably with all B-complex vitamins instead of as a specific nutrient.
  • Misspelling as 'vitamine B3'.

Practice

Quiz

Fill in the gap
Pellagra is a disease historically common in populations whose diet relied heavily on corn, which is low in the essential nutrient .
Multiple Choice

Which of the following is a common, non-technical synonym for 'vitamin B3'?

FAQ

Frequently Asked Questions

Yes, 'niacin' is the common name for vitamin B3. Vitamin B3 refers to the nutrient itself, which comes in two main forms: nicotinic acid and nicotinamide, both called niacin.

Good sources include meat (especially liver), poultry, fish (like tuna and salmon), nuts, seeds, legumes, and enriched/fortified grains and cereals.

A severe, prolonged deficiency leads to a disease called pellagra, characterized by the '4 Ds': dermatitis, diarrhea, dementia, and, if untreated, death. Mild deficiency can cause fatigue, indigestion, and skin problems.

Yes, high doses from supplements, particularly nicotinic acid, can cause side effects like skin flushing, itching, liver damage, and gastrointestinal issues. It's important to follow recommended dosages.