Other compounds

Nicotinamide riboside

Also called: NR, niagen

A form of vitamin B3 that raises NAD+.

Why people take it
Ageing, energy.
What the evidence says
Raises NAD+; no proven health benefits yet.
How it is usually taken
Usually 250 to 1,000 mg a day.
Be careful
Generally safe in short studies.
Medicines it can interact with
No important medicine interactions are known, but tell your doctor and pharmacist about every supplement you take.

Other other compounds

Common questions

What is Nicotinamide riboside?

A form of vitamin B3 that raises NAD+.

Why do people take Nicotinamide riboside?

Ageing, energy.

Does Nicotinamide riboside work?

Raises NAD+; no proven health benefits yet.

How much Nicotinamide riboside do people take?

Usually 250 to 1,000 mg a day.

Is Nicotinamide riboside safe?

Generally safe in short studies.

Does Nicotinamide riboside interact with medicines?

No important medicine interactions are known, but tell your doctor and pharmacist about every supplement you take.

Sources and further reading

Last reviewed 31 October 2026. Written by Satya Babu.

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For information only, not medical advice. Supplements are not medicines: they are not tested and approved like drugs before they are sold, and they can interact with medicines. Talk to your doctor or pharmacist before you start one, especially if you are pregnant or breastfeeding, take regular medicines, or have kidney, liver or heart disease.