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VitaminEvidence-aware wellness overview

Vitamin B3

Vitamin B3 supports energy production, skin health, and the nervous system.

  • energy
  • skin
  • brain
  • b vitamins

Key benefits

  • Supports energy metabolism
  • Helps maintain healthy skin
  • Supports nervous system function

What it helps with

  • energy support
  • skin health
  • brain function
  • metabolism

Common deficiency signs

  • fatigue
  • skin changes
  • poor appetite
  • brain fog

Food sources

  • chicken
  • tuna
  • turkey
  • peanuts
  • brown rice

Who may benefit

  • people seeking energy support
  • those focused on skin health
  • people with low protein intake

Goal-based guidance

How Vitamin B3 fits into wellness goals

Daily vitality

Energy

A practical guide to nutrients that may support steadier energy, oxygen delivery, and healthy metabolism.

View Energy page

Glow & repair

Skin

A modern wellness guide to nutrients often connected with skin repair, collagen support, and everyday resilience.

View Skin page

Calm & resilience

Stress

Science-led nutrient support for calm, resilience, and a steadier nervous system response.

View Stress page

FAQ

Common questions about Vitamin B3

What is niacin good for?

Niacin helps support energy metabolism, healthy skin, and normal nervous system function.

Where is Vitamin B3 found?

Vitamin B3 is found in poultry, fish, peanuts, and whole grains.

Related nutrients

Vitamin

Vitamin B1

Vitamin B1 helps convert food into energy and supports nerve and heart function.

Supports energy metabolismHelps maintain nervous system functionSupports heart health
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Vitamin

Vitamin B2

Vitamin B2 supports energy production, antioxidant activity, and healthy skin and eyes.

Supports energy metabolismHelps antioxidant processesSupports skin and eye health
View full page
Vitamin

Vitamin B6

Vitamin B6 supports mood balance, energy metabolism, immunity, and nervous system function.

Supports nervous system healthHelps normal immune functionSupports protein metabolism
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