Niacin (B3)

Major Functions
Converting food into energy - Cellular metabolism
 
In every dose
30mg (equal to 3 chicken breasts or 12 medium baked potatoes)
 
Fighting Talk
Deficiency in niacin can result in pellagra, a systemic disease which is characterised by brain fog, psychiatric symptoms and even dementia. It is currently in trials to test improvement in cognitive function and synaptic plasticity, which could help to keep the brain healthy in people with Alzheimer’s Disease.

What’s in it for my brain?


An antioxidant with an important role in cell signalling and DNA repair, Niacin is key for a normally functioning nervous system.

Fringe benefits


Essential for energy release 

Keeps skin healthy

Plays well with


B3 is available through diet, but mostly from animal sources, so those on a plant-based diet benefit from supplementation. To optimise the release of energy, it’s best consumed with other B vitamins.

Clever stuff


The brain requires niacin for the coenzymes NAD and NADP to get energy and function properly.

For the nerdy

For the nerdy

Here’s a handful of relevant scientific studies on niacin.


Science moves faster than we do, but we’re updating these lists as often as we can.


Sophie Medlin


Sophie Medlin is a registered dietitian and a spokesperson for evidence based nutrition.

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